Kev lag luam 2024, Hlis ntuj nqeg
Aircraft tsim. Cov ntsiab lus tsim kho. Tus tsim ntawm aircraft A321
Kawg hloov kho: 2023-12-17 10:12
Dav hlau tsim: ntsiab lus, piav qhia, lub hom phiaj, nta. Tus tsim ntawm lub dav hlau A321: xyuas, specifications, duab
Xim thiab kua roj vanish: hom, qhov sib txawv, khoom thiab piav qhia
Kawg hloov kho: 2023-12-17 10:12
Cov xim thiab cov kua roj vanish tseem yog ib qho kev nyiam tshaj plaws rau kev kho kom zoo nkauj sab hauv thiab sab nrauv ntawm ntau yam qauv. Ntxiv mus, cov cheeb tsam ntawm daim ntawv thov ntawm cov khoom no txuas ntxiv nthuav dav, uas tau lees paub los ntawm kev hloov kho tshiab tiv thaiv cov khoom sib txuas
Ceramics yog Kev tsim cov ceramics. Artistic ceramics
Kawg hloov kho: 2023-12-17 10:12
Nyob hauv keeb kwm ntawm noob neej muaj ntau yam ntaub ntawv uas nrog tib neeg yuav luag txij thaum pib ntawm kev vam meej. Ntoo los rau hauv siab ua ntej, tab sis tsis txhob hnov qab txog ceramics - ci av nplaum, tais diav los ntawm lub sij hawm immemorial
Hom lub zog: tsoos thiab lwm yam. Lub zog ntawm lub neej yav tom ntej
Kawg hloov kho: 2023-12-17 10:12
Txhua qhov chaw ntawm lub zog uas twb muaj lawm tuaj yeem muab faib ua kom paub tab, txhim kho thiab nyob rau theem ntawm kev kawm theoretical. Qee cov thev naus laus zis muaj rau kev siv txawm tias hauv kev lag luam ntiag tug, thaum lwm tus tsuas tuaj yeem siv los ua ib feem ntawm kev txhawb nqa kev lag luam
Hom ntaub ntawv upholstery rau rooj tog: ib qho kev nthuav dav ntawm kev xaiv
Kawg hloov kho: 2023-12-17 10:12
Upholstery rau rooj tog yog ib pawg loj ntawm cov ntaub ntawv sib txawv ntawm cov tsos, kev ua tau zoo thiab tus nqi. Yuav ua li cas xaiv txoj kev xaiv thiab yuav ua li cas los ntawm no los yog cov ntaub?
Kub galvanizing. Cov txheej txheem ntawm galvanizing hlau cov khoom
Kawg hloov kho: 2023-12-17 10:12
Cov kab lus tau mob siab rau kev siv tshuab kub-dip galvanizing. Nws cov yam ntxwv, theem thev naus laus zis, qhov zoo thiab qhov tsis zoo, tus nqi, thiab lwm yam raug txiav txim siab
Txhua yam hais txog Boeing 747. Los yog yuav luag txhua yam
Kawg hloov kho: 2023-12-17 10:12
Boeing 747, pom tau yooj yim los ntawm nws lub fuselage hunchbacked, yog qhov tseeb los ntawm kev tsim tub rog los ntawm xyoo 1970s. Lub sijhawm ntawd, tsoomfwv Meskas xav tau lub dav hlau thauj khoom hnyav, uas tau tshaj tawm kev sib tw. Txawm li cas los xij, Boeing tsis tau txais kev txiav txim ua tub rog
Transatlantic dav hlau Boeing 777
Kawg hloov kho: 2023-12-17 10:12
Txhua daim ntawv qhia thiab cov lus piav qhia tshwj xeeb hais tias Boeing 777 tau tsim kho tag nrho siv cov khoos phis tawj computer
Floating cranes: cov lus qhia luv luv
Kawg hloov kho: 2023-12-17 10:12
Floating cranes yog lub zog tshwj xeeb nqa lub tshuab ua haujlwm ntawm cov dej. Wb tham txog lawv
Tus kheej-propelled jib crane: piav qhia, specifications thiab hom
Kawg hloov kho: 2023-12-17 10:12
txav raws tus xub. Jib Cranes Classification Jib cranes tau muab faib ua ntau hom nyob ntawm qhov kev thov thiab cov qauv tsim. Nws yog ib txwm ua kom paub qhov txawv ntawm 6 hom khoom siv: Tus kheej-propelled jib crane, nyob rau hauv uas lub boom yog tsau ntawm lub movable platform los yog undercarriage.
Kev thauj mus los. Kev thauj mus los ntawm tus dej thauj. River chaw nres tsheb
Kawg hloov kho: 2023-12-17 10:12
Kev thauj dej (dej) yog kev thauj khoom thauj neeg caij tsheb thiab cov khoom thauj los ntawm cov nkoj raws cov dej ntawm ob lub hauv paus chiv keeb (dej, pas dej) thiab khoom tsim (kwv yees, kwj dej). Nws lub ntsiab kom zoo dua yog nws cov nqi qis, ua tsaug rau nws nyob hauv ib qho chaw tseem ceeb hauv tsoomfwv txoj kev thauj mus los ntawm lub tebchaws, txawm tias muaj caij nyoog thiab ceev ceev
USSR ATVs: txheej txheem cej luam, specifications thiab nthuav qhov tseeb
Kawg hloov kho: 2023-12-17 10:12
Crawler thiab tub rog tsheb tag nrho cov av ntawm USSR: keeb kwm ntawm kev loj hlob, yam ntxwv, piav qhia, nthuav qhov tseeb. Tag nrho cov tsheb ntawm USSR: cov tub rog thiab cov qauv sim, tshuaj xyuas, duab
Legend of world aviation - Boeing aircraft
Kawg hloov kho: 2023-12-17 10:12
Boeing aircraft yog lus dab neeg ntawm ntiaj teb kev dav hlau. Nws pib nws zaj dab neeg nyob rau hnub uas ib tug nplua nuj lumberjack William Boeing, tuaj txog ntawm kev ua lag luam, pom lub dav hlau. Nyob rau lub sijhawm ntawd, nws tau kov yeej los ntawm kev xav ya mus tsis tau. Tau ntau xyoo, tsim txom los ntawm kev ntshaw, nws tau sim kom aviators coj nws mus rau lub davhlau
Ntawm nkoj cannons
Kawg hloov kho: 2023-12-17 10:12
Txij thaum immemorial, cov nkoj nrog nkoj phom tau suav tias yog lub zog txiav txim siab ntawm hiav txwv. Nyob rau tib lub sijhawm, lawv cov caliber tau ua lub luag haujlwm tseem ceeb: qhov loj dua, kev puas tsuaj ntau dua rau cov yeeb ncuab
American dav hlau. US civil thiab tub rog aircraft
Kawg hloov kho: 2023-12-17 10:12
American aviation niaj hnub no yog ib qho trendsetter hauv kev tsim dav hlau. Hauv Tebchaws Meskas, qhov xwm txheej no suav hais tias yog ntuj tiag. Tom qab tag nrho, American aircraft taug qab lawv keeb kwm los ntawm thawj lub davhlau ntawm Wright cov kwv tij. Lub ntsiab kev taw qhia nyob rau hauv kev txhim kho ntawm American aviation tej yaam num tseem yog ib tug nce nyob rau hauv lub ceev ntawm kev sib ntaus sib tua aircraft thiab nqa peev xwm ntawm thauj thiab neeg nrog caij tsheb
Tag nrho transformer substation KTP: ntau lawm, installation
Kawg hloov kho: 2024-01-07 20:01
Kev sib dhos ntawm cov khoom siv xws li KTP substation yog ua nyob rau hauv ntau theem. Lub tsev nyob yog pre-assembled, ces lub tsheb npav system thiab cov khoom siv sib txuas lus yog mounted. Kev teeb tsa PTS feem ntau yog tsim los ntawm tib lub tuam txhab uas tau koom nrog nws cov khoom siv
Gas turbine ua haujlwm li cas?
Kawg hloov kho: 2023-12-17 10:12
Lub tshuab hluav taws xob roj yog lub cav uas, nyob rau hauv cov txheej txheem ntawm kev ua haujlwm tas mus li, lub hauv paus tseem ceeb ntawm lub cuab yeej (rotor) hloov lub zog sab hauv ntawm cov roj (hauv lwm qhov, chav lossis dej) rau hauv kev ua haujlwm txhua yam
T-34 tank los ntawm qhov muag ntawm Asmeskas cov kws tshaj lij
Kawg hloov kho: 2023-12-17 10:12
Soviet T-34 yog suav tias yog ib qho txuj ci ntawm lub ntiaj teb lub tsev tank. Hauv nws cov qauv tsim, cov kev daws teeb meem tau siv los ua ntej ntawm lawv lub sijhawm, siv los ntawm cov neeg tsim tsheb armored mus rau hnub no. Txhua qhov nthuav ntau dua yog cov lus hais los ntawm cov kws ua haujlwm hauv Tebchaws Meskas, uas muaj lub sijhawm xyoo 1943 kom paub txog lub tshuab no ntawm lub hauv paus tub rog hauv Aberdeen, Maryland, qhov chaw uas nws tau xa los ntawm Murmansk los ntawm lub nkoj thauj
Nichrome xov thiab nta ntawm nws daim ntawv thov
Kawg hloov kho: 2023-12-17 10:12
Cov lus no mob siab rau nichrome xov. Cov yam ntxwv ntawm cov khoom, Scope, manufacturing technology, thiab lwm yam yog xam
Metro txoj kev txhim kho rau yav tom ntej
Kawg hloov kho: 2023-12-17 10:12
Dab tsi ua rau koj hloov koj txoj hauv kev mus rau kev txhim kho ntxiv ntawm Moscow Metro scheme? Dab tsi metro chaw nres tsheb yuav tshwm sim sai sai hauv Moscow?
SU-35: specifications. Lavxias teb sab Air Force fighter
Kawg hloov kho: 2023-12-17 10:12
Lub SU-35 yog lub npe hu ua multirole fighter uas muaj peev xwm los qhia nws qhov zoo tshaj plaws hauv kev tawm tsam nrog cov yeeb ncuab huab cua. Nws tseem tuaj yeem xa cov khoom muaj zog, siab-siab ntev-ntev tawm tsam cov hom phiaj ntawm thaj av, hauv hiav txwv, thiab huab cua
Kev cais tawm li qub - yog dab tsi? Device, daim ntawv thov
Kawg hloov kho: 2023-12-17 10:12
Lub tswvyim ntawm "kaw-tawm li qub" yog hais txog cov khoom siv uas tswj lub zog ntawm qhov ntws ntawm ib qho nruab nrab. Feem ntau, cov khoom ntawm li qub muaj nyob rau hauv cov kav dej. Tom ntej no, peb yuav nkag siab tias hom li qub tau muab faib ua dab tsi, nws yog dab tsi thiab qhov twg nws siv
Cov tsho nruj nruj: piav qhia, muaj pes tsawg leeg, hom thiab tshuaj xyuas
Kawg hloov kho: 2023-12-17 10:12
Knitwear yog hom ntaub nrov tshaj plaws. Nws yog siv los ua khaub ncaws, ntaub pua txaj, ntaub ntaub thiab ntau yam khoom siv hauv lub neej txhua hnub. Vim nws cov yam ntxwv tshwj xeeb, cov khoom siv knitted tau dhau los ua qhov tseem ceeb
Ntsuab marble: yam ntxwv ntawm cov khoom thiab daim ntawv thov
Kawg hloov kho: 2023-12-17 10:12
Hnub no, ntsuab marble yog dav siv hauv kev tsim kho thiab kho kom zoo nkauj. Lawv veneer cov tsev, phab ntsa thiab pem teb ntawm thaj chaw, tsim mosaic compositions thiab zoo nkauj ornaments, ua tabletops thiab qhov rais sills, flowerpots. Thaum kho cov chaw ua si thiab lub vaj, qhov chaw, gazebos, stair railings yog them nrog xws li marble. Nws yog siv los tsim monuments, tombstones, monuments
Universal tsav: hom, khoom siv thiab lub hom phiaj
Kawg hloov kho: 2023-12-17 10:12
Hnub no, kev txhim kho thev naus laus zis tau nce siab heev, thiab cov haujlwm uas yav dhau los ua los ntawm ob lub cuab yeej sib txawv tuaj yeem ua tau los ntawm ib lub tshuab xwb. Ib qho piv txwv zoo ntawm qhov kev nce qib no yog lub universal tsav
Lub hauv paus rau cov cuab yeej: tshwj xeeb yuav tsum tau, hom, tsim, xam cov qauv thiab daim ntawv thov nta
Kawg hloov kho: 2023-12-17 10:12
Cov cuab yeej siv hauv paus yog qhov tsim nyog ntawm kev txhim kho cov kev teeb tsa loj. Nws yog ib qho tseem ceeb kom nkag siab qhov no tias muaj qhov sib txawv loj ntawm lub hauv paus rau cov tsev nyob, piv txwv li, thiab rau ntau chav tsev. Lawv qhov kev npaj thiab tsim qauv kuj tseem ua tiav raws li txoj hauv kev sib txawv
Tus nqi ntawm cov roj av: tus nqi nqe, piv txwv suav
Kawg hloov kho: 2023-12-17 10:12
Cov tswv tsheb txhawj xeeb txog kev nce nqi roj av. Hauv 2019, tus nqi, raws li cov kws tshaj lij, tuaj yeem nce mus rau qib sau tseg. Cov neeg tsav tsheb txaus siab rau qhov ua rau qhov tshwm sim no, dab tsi ua rau cov nqi roj av. Txhawm rau delve tob rau hauv cov ntsiab lus ntawm qhov teeb meem, koj yuav tsum xav txog dab tsi ua rau tus nqi tag rau cov roj tsheb, dab tsi nta nrog cov txheej txheem no. Ib qho piv txwv ntawm kev suav nqi thiab kev piav qhia ntawm cov kws tshaj lij yuav tau tham hauv kab lus
Fais fab system: tsim, teeb tsa, ua haujlwm. Autonomous fais fab mov systems
Kawg hloov kho: 2023-12-17 10:12
Txhim kho qhov zoo ntawm kev saib xyuas cov tsev thiab cov chaw ua haujlwm tau ua rau muaj kev siv hluav taws xob ntau thiab lwm yam kev tsim vaj tsev
Tam sim no-limiting reactor: ntaus ntawv thiab lub hauv paus ntsiab lus ntawm kev ua haujlwm
Kawg hloov kho: 2023-12-17 10:12
Tam sim no-limiting reactor: ntaus ntawv, nta, duab, ua haujlwm. Tam sim no-limiting reactor: txoj cai ntawm kev ua haujlwm, hom, piav qhia
Kev faib hluav taws xob: chaw nres tsheb, khoom siv tsim nyog, kev faib khoom, daim ntawv thov, accounting thiab tswj cov cai
Kawg hloov kho: 2023-12-17 10:12
Txhua tus paub tias lub zog hluav taws xob tau muab rau qhov chaw ntawm nws cov khoom siv los ntawm qhov chaw ncaj qha. Txawm li cas los xij, cov peev txheej zoo li no tuaj yeem nyob ntawm qhov deb ntawm cov neeg siv khoom. Vim li no, kev faib hluav taws xob thiab nws cov khoom xa tuaj yog txheej txheem nyuaj
Cov kav dej tho yog tsim los rau cov khoom siv zoo
Kawg hloov kho: 2023-12-17 10:12
Cov kav dej tho yog tsim los rau cov khoom siv roj thiab roj. Nrog kev pab los ntawm cov cuab yeej zoo li no, lub pob zeb txiav cov cuab yeej yog nqa thiab txo qis rau hauv qhov dej, torque kis tau tus mob, lub load (axial) yog tsim rau ntawm lub cuab yeej, thiab compressed cua los yog flushing tov yog nkag mus rau hauv qab lub qhov. Lawv ntau lawm yog ua raws li cov qauv ntawm GOST No. 50278-92
Daim ntawv tso cai ua haujlwm rau kev ua haujlwm hauv kev teeb tsa hluav taws xob. Cov cai rau kev ua haujlwm hauv kev teeb tsa hluav taws xob. Daim ntawv tso cai ua haujlwm
Kawg hloov kho: 2023-12-17 10:12
Txij Lub Yim Hli 2014, Txoj Cai No 328n pib siv. Raws li nws, ib tsab ntawv tshiab ntawm "Cov Cai rau kev tiv thaiv kev ua haujlwm thaum lub sijhawm ua haujlwm ntawm kev teeb tsa hluav taws xob" raug qhia
Domna yog qhov cub rau hlau smelting
Kawg hloov kho: 2024-01-02 13:01
Lub tshuab hluav taws xob niaj hnub no yog qhov yooj yim yooj yim hauv txoj cai, uas, txawm li cas los xij, yuav tsum muaj kev tswj hwm txoj haujlwm nrog ntau lub voj voog tswj uas ua kom muaj txiaj ntsig zoo tshaj plaws ntawm kev siv cov khoom siv raw thiab cov khoom siv hluav taws xob
V-12 nyoob hoom qav taub: specifications thiab duab
Kawg hloov kho: 2023-12-17 10:12
Tam sim no los ntawm nruab nrab-50s ntawm lub xyoo pua xeem, lub legendary Mi-6, tseem hu ua "Noj", tau tsim. Txog rau tam sim no, lub nyoob hoom qav taub no suav hais tias yog tus yeej ntawm cov nyoob hoom qav taub ntawm nws qhov loj thiab tonnage ntawm cov khoom thauj. Tab sis ob peb tus neeg paub tias V-12 nyoob hoom qav taub (tseem hu ua Mi-12) kuj tau tsim nyob rau hauv lub USSR, lub peev xwm nqa tau yuav tsum tau tshaj li ntawm legendary nyuj
Phantom aircraft (McDonnell Douglas F-4 Phantom II): piav qhia, specifications, yees duab
Kawg hloov kho: 2023-12-17 10:12
Ntau lub dav hlau sib ntaus sib tua, vim lawv siv, txawm tias tsis nco qab txog lawv qhov tsis zoo, lossis dhau los ua cov lus dab neeg tiag tiag, uas txawm tias cov neeg uas tsis muaj dab tsi ua nrog aviation paub txog. Cov yav tas suav nrog, piv txwv li, peb Il-2, nrog rau ntau tom qab American Phantom aircraft
Drectional drilling: qhov zoo thiab qhov tsis zoo
Kawg hloov kho: 2023-12-17 10:12
Nyob rau xyoo tas los no, kev tsim kho tau tawm los ntawm kev kub ntxhov, cov tsev nyob hauv kev tsim kho, kev lag luam complex, txoj kev, thiab lwm yam kev tsim kho vaj tse tau nce ntxiv. Yog li ntawd, cov txheej txheem high-tech engineering tau dhau los ua ntau thiab xav tau, tso cai rau txo lub sijhawm thiab nqi zog
"Lee-Enfield" - rab phom Askiv. Nqe lus piav qhia, yam ntxwv, duab
Kawg hloov kho: 2023-12-17 10:12
Ntiaj teb riam phom keeb kwm paub ntau qhov xwm txheej thaum qee cov phom ntev dhau los ua "lub ntsej muag" tiag tiag ntawm lawv lub sijhawm. Qhov no yog peb "peb tus thawj tswj hwm", tib yam yog Lee-Enfield phom. Txog rau tam sim no, cov neeg sau khoom thoob ntiaj teb tuaj yeem them tus nqi tsim nyog rau txhua tus neeg muaj hmoo uas tuaj yeem muab lawv cov qauv ntawm cov riam phom no zoo meej. Hauv UK nws tus kheej, phom ntawm hom no muaj qhov tseem ceeb ib yam li cov lus dab neeg " yoov tshaj cum" muaj nyob hauv peb lub tebchaws
ZU-23-2 rab phom tiv thaiv dav hlau: yam ntxwv, kev piav qhia, duab
Kawg hloov kho: 2023-12-17 10:12
Lub sijhawm Tsov Rog Tsov Rog Loj ntawm 1941-1945, peb cov tub rog tau ntsib ob qhov xwm txheej tu siab: yuav luag tag tsis muaj phom loj thiab kev tiv thaiv dav hlau
T-4 nres thiab tshawb nrhiav dav hlau: cov lus qhia, piav qhia, duab
Kawg hloov kho: 2023-12-17 10:12
Txog 20 xyoo tom qab kawg ntawm Kev Tsov Rog Thoob Ntiaj Teb thib 2, Soviet cov lus txib tau pom tias muaj kev kwv yees hnyav npaum li cas cov neeg tsav dav hlau Asmeskas
T-80U tank nrog lub cav roj turbine: hom roj thiab specifications
Kawg hloov kho: 2023-12-17 10:12
Nws tsuas yog tshwm sim uas yuav luag txhua MBTs (lub tsheb loj sib ntaus sib tua) hauv ntiaj teb muaj lub cav diesel. Tsuas muaj ob qhov kev zam: T-80U thiab Abrams
T-90S tank: yam ntxwv, duab, xa tawm
Kawg hloov kho: 2023-12-17 10:12
Tom qab qhov tshwm sim ntawm "Armata" ntawm lub xyoo dhau los Kev Sib Tw Kev Sib Tw, kev xav ntawm ntau tus kiv cua ntawm cov tsheb armored yog chained precisely rau lub novelty ntawm domestic tank tsev. Nyob rau tib lub sijhawm, Lavxias T-90S Tagil xyaum mus rau hauv qhov ntxoov ntxoo
Mi-8AMTSh thauj thiab tua nyoob hoom qav taub: piav qhia, riam phom
Kawg hloov kho: 2023-12-17 10:12
Nyoob hoom qav taub, tau tshwm sim thawj zaug hauv lawv daim ntawv niaj hnub, tam sim ntawd nyiam cov neeg saib xyuas kev lag luam hauv tebchaws thiab cov tub rog. Qhov no yog vim lawv versatility, haum rau siv nyob rau hauv cov kev mob uas lub aircraft yog kiag li tsis muaj txiaj ntsig. Nrog lawv cov kev pab, nws muaj peev xwm mus nqa cov neeg tsav nkoj los ntawm lub nkoj sunken, thiab khiav tawm ib pab pawg neeg tsaws ncaj qha los ntawm lub roob
Project 971 - series ntawm ntau lub hom phiaj nuclear submarines: yam ntxwv
Kawg hloov kho: 2023-12-17 10:12
Submarines tau ntev los ua qhov tseem ceeb tawm tsam ntawm peb lub nkoj thiab txhais tau tias tiv thaiv tus yeeb ncuab uas muaj peev xwm. Yog vim li cas rau qhov no yog qhov yooj yim: keeb kwm, peb lub teb chaws tsis ua hauj lwm nrog aircraft carriers, tab sis missiles launched los ntawm hauv qab dej yog guaranteed mus ntaus ib tug taw tes nyob rau hauv lub ntiaj teb no
NPP-2006: ib tiam tshiab Lavxias teb sab nuclear fais fab nroj tsuag project
Kawg hloov kho: 2023-12-17 10:12
Oddly txaus, tab sis hnub no ib hom ntawm lub zog huv tshaj plaws yog suav tias yog … atomic! Thiab, nyob rau hauv dav dav, heev justified. Yog lawm, cov chaw tsim hluav taws xob nuclear tsim cov khoom pov tseg uas muaj kev phom sij, tab sis lawv cov nyiaj tsawg tsawg, thiab tib neeg tau kawm ntev los ua kom lawv yaj mus rau hauv cov iav iav uas tsis corrode thiab tuaj yeem khaws cia rau hauv av bunkers rau ntau txhiab xyoo
Cov missile "Vikhr-1": cov yam ntxwv ua haujlwm. OJSC "Kev txhawj xeeb "Kalashnikov"
Kawg hloov kho: 2023-12-17 10:12
Tanks, nyuam qhuav tshwm sim thawj zaug ntawm kev sib ntaus sib tua, muaj kev cuam tshuam loj heev rau tag nrho cov tub rog xav txog lub sijhawm ntawd. Cov phom phom tiv thaiv tank, cov mos txwv tshwj xeeb tshwm sim tam sim ntawd, tub rog phom loj tau ntsib kev rov yug dua tshiab
Pob zeb - sib tsoo khoom
Kawg hloov kho: 2023-12-17 10:12
Lab pob zeb rau ntub thiab qhuav sib tsoo ntawm ntau yam qauv ntawm cov ntaub ntawv yog siv nyob rau hauv tej yam kev mob ntawm ib tug me me ntau lawm los yog ib tug tshwj xeeb kuaj. Cov khoom siv no yog siv los npaj cov khoom me me, nrog rau kev simulate kev sib tsoo ntawm cov khoom siv raw
Nuclear fais fab nroj tsuag. Nuclear fais fab nroj tsuag ntawm Ukraine. Nuclear fais fab nroj tsuag hauv Russia
Kawg hloov kho: 2023-12-17 10:12
Kev xav tau lub zog niaj hnub ntawm noob neej tau loj hlob ntawm qhov loj heev. Nws noj rau lub nroog teeb pom kev zoo, rau kev lag luam thiab lwm yam kev xav tau ntawm lub teb chaws kev lag luam yog nce. Yog li ntawd, ntau thiab ntau soot los ntawm hlawv thee thiab roj roj yog emissions mus rau hauv cov huab cua, thiab lub tsev xog paj tshwm sim. Tsis tas li ntawd, muaj ntau thiab ntau tham nyob rau hauv lub xyoo tsis ntev los no hais txog cov kev taw qhia ntawm hluav taws xob tsheb, uas yuav ua rau kom nce nyob rau hauv hluav taws xob noj
Vim li cas tus cwj mem yooj yooj yim hu ua "simple"? Yuav ua li cas lub hardness ntawm ib tug cwj mem cim nyob rau hauv txawv teb chaws?
Kawg hloov kho: 2023-12-17 10:12
Txij thaum me nyuam yaus thiab thoob plaws hauv peb lub neej, peb niaj hnub siv cwj mem, ob qho tib si yooj yim thiab xim. Rau qee tus kws tshaj lij, qhov nyuaj ntawm tus cwj mem yog qhov tseem ceeb ntawm lawv txoj haujlwm. Yuav ua li cas kom paub qhov nyuaj ntawm tus cwj mem los ntawm kev kos, thiab rau cov hom phiaj twg lawv tuaj yeem siv tau, tau piav qhia hauv kab lus no
Ru tsev ntsuab: cov txiaj ntsig thiab hom
Kawg hloov kho: 2023-12-17 10:12
Green ru tsev yog thawj qhov kev daws teeb meem rau lub ru tsev kho kom zoo nkauj, uas, ntxiv rau qhov zoo nkauj, kuj muaj kev tiv thaiv
Voskhod ci ncu - hom, yam ntxwv
Kawg hloov kho: 2023-12-17 10:12
Ntawm cov tuam txhab Lavxias ntawm cov cuab yeej siv khoom lag luam rau kev tsim khoom ci, Voskhod hom los ntawm Saratov sawv sib nrug. Nws assortment yog dav txaus kom muaj ib yam dab tsi rau ib tug me me bakery ntawm "tsev lag luam" qib, thiab rau loj-scale ntau lawm. Peb yuav mob siab rau tsab xov xwm no rau cov khoom siv thermal ntawm Saratov chaw tsim tshuaj paus
Technology ntawm hluav taws xob arc vuam ntawm cov hlau
Kawg hloov kho: 2023-12-17 10:12
Qhov cuam tshuam ntawm hluav taws xob arc ntawm cov qauv ntawm cov khoom siv yog ib txoj hauv kev qub tshaj plaws kom tau txais kev sib txuas ntawm cov hlau ua haujlwm. Thawj cov txheej txheem thev naus laus zis rau txoj kev vuam no muaj ntau qhov tsis zoo cuam tshuam nrog lub porosity ntawm vuam thiab tsim cov kab nrib pleb hauv qhov chaw ua haujlwm. Txog niaj hnub no, cov tuam ntxhab ntawm cov cuab yeej siv thiab cov cuab yeej pabcuam tau ua kom zoo dua rau txoj kev siv hluav taws xob arc vuam, nthuav dav ntawm nws txoj kev siv
Vuam arc kub: piav qhia, arc ntev thiab tej yam kev mob rau nws cov tsos
Kawg hloov kho: 2023-12-17 10:12
Hnub no, vuam yog txheej txheem uas siv ntau zaus thaum nws tsim nyog los txuas ob qhov hlau ua ke. Txawm li cas los xij, ob peb tus neeg nkag siab tias qhov vuam ua haujlwm li cas, nrog rau qhov kub ntawm qhov vuam arc yog dab tsi thiab qhov ua rau nws
Power engineering. Factories nyob rau hauv Russia
Kawg hloov kho: 2023-12-17 10:12
Hluav taws xob engineering yog ib yam dab tsi uas tsis muaj lub neej ntawm tib neeg lub neej niaj hnub no tsis xav txog. Kev tsim cov chav fais fab ntawm hom no yog qhov tseem ceeb rau txhua lub xeev
Fraction yog qhov tseem ceeb thaum xaiv cov pob zeb crushed thiab xuab zeb rau kev tsim kho
Kawg hloov kho: 2023-12-17 10:12
Yog tsis muaj xuab zeb thiab pob zeb, nws tsis tuaj yeem tsim cov khoom siv hauv tsev ntau tshaj plaws - pob zeb, thiab ua haujlwm ua haujlwm. Nyob ntawm cov kev xav tau, cov seem xav tau raug xaiv, uas yog muab los ntawm cov qauv hauv tsev. Yuav ua li cas xaiv txoj cai, xav txog hauv qab no
Dab tsi yog tempered iav: nta ntawm ntau lawm, kev ua haujlwm thiab kev siv
Kawg hloov kho: 2023-12-17 10:12
Iav tempered txawv li cas iav? Cov lus piav qhia ntawm cov txheej txheem tsim khoom thiab cov txheej txheem tshwj xeeb yuav pab nrhiav cov lus teb rau lo lus nug no. Cov txheej txheem rau kev txiav txim siab tempered iav thiab muaj peev xwm xaiv rau txiav nws yam tsis tas siv cov cuab yeej tshwj xeeb
Industrial kiv cua: specifications, hom, hom phiaj
Kawg hloov kho: 2023-12-17 10:12
Tsim kom muaj qhov ua tau zoo thiab txhim khu kev qha huab cua ntawm lub tuam txhab yog thawj kauj ruam los tsim kom muaj kev nyab xeeb rau cov neeg ua haujlwm. Qhov cua ntawm qhov chaw tuaj yeem ua tau raws li ntuj tsim thiab yuam kev. Nyob rau hauv rooj plaub thib ob, cov kiv cua muaj kev lag luam yuav tsum tau ua haujlwm, cov yam ntxwv ntawm kev ua haujlwm uas yuav txiav txim siab qhov ua tau zoo ntawm tag nrho cov cua tshuab
Bulldozer DT 75: specifications, piav qhia, tshuaj xyuas
Kawg hloov kho: 2023-12-17 10:12
Yog tias koj xaiv lub tsheb nrau av ntawm cov khoom siv hauv tsev, ces qhov kev xaiv yuav tsum poob ntawm tus qauv DT-75, uas ua kev zoo siab rau nws ib nrab xyoo pua xyoo 2013. Rau ntau tshaj 50 xyoo, nws tau ua niaj hnub niaj hnub, thiab tam sim no nws ua tau raws li txhua tus qauv thiab cov kev cai niaj hnub no
MTZ-3022: specifications thiab duab
Kawg hloov kho: 2023-12-17 10:12
Thaum lub sijhawm muaj kev txhawj xeeb ntawm Minsk Tractor Plant, ntau tshaj li ib puas yam qauv ntawm cov tsheb tshwj xeeb tau tsim, tsim los daws ntau yam haujlwm. Ntawm tag nrho cov khoom lag luam, MTZ-3022 tsheb laij teb tsim nyog tau txais kev saib xyuas tshwj xeeb yog ib qho ntawm cov muaj zog tshaj plaws thiab ua haujlwm siab
Dej Dej: ntxuav, tshem tawm cov blockages. Kev kho dej khib nyiab, kev kho dej khib nyiab lom lom
Kawg hloov kho: 2023-12-17 10:12
Cov kab lus no mob siab rau cov kav dej phwj thiab cov chaw kho dej khib nyiab. Txoj hauv kev los ntxuav cov kav dej phwj tuaj, cov chaw kho mob lom thiab cov kav dej yog suav tias yog
Aviation roj av: yam ntxwv
Kawg hloov kho: 2023-12-17 10:12
Dab tsi yog qhov txawv ntawm aviation roj av thiab tsheb? Hom roj av siv hauv aviation. Specifications, zus tau tej cov roj rau aircraft
Dab tsi yog cov khoom capacitor? Kev cim thiab kev faib tawm
Kawg hloov kho: 2023-12-17 10:12
Tam sim no, ntau hom kev sib txawv ntawm cov khoom siv hluav taws xob tau siv hauv tshuab. Txawm li cas los xij, cov khoom capacitors tau dhau los ua ntau tshaj plaws hauv xyoo tas los no
Ib-ncej tshuab: ntaus ntawv, specifications thiab txuas nta
Kawg hloov kho: 2023-12-17 10:12
Txhawm rau xaiv lub tshuab ib leeg-ncej zoo yam tsis muaj qhov yuam kev, koj yuav tsum nkag siab txog cov cim luam tawm ntawm rooj plaub ntawm sab xub ntiag. Cov yam ntxwv ntawm cov cuab yeej raug xaiv nyob ntawm seb hom kev sib txuas ntawm kev thauj khoom thiab qhov chaw hla ntawm cov xaim
Rack-and-pinion jack. cov ntaub ntawv dav dav
Kawg hloov kho: 2023-12-17 10:12
Rack-and-pinion jack yog ib qho khoom siv zoo nkauj, uas tib lub sijhawm muaj cov txheej txheem yooj yim. Nws yog siv nyob rau hauv ntau yam kev lag luam teb thiab yog unpretentious hauv kev saib xyuas
Dab tsi yog hauv cement?
Kawg hloov kho: 2023-12-17 10:12
Cement yog ib qho ntawm cov khoom siv hauv tsev. Nws thaj chaw ntawm daim ntawv thov yog ntau haiv neeg
Frigate yog dab tsi Frigate yog ib lub sij hawm naval rau ib chav ua rog
Kawg hloov kho: 2023-12-17 10:12
Nkoj txawv. Thiab txhua tus muaj nws lub npe. Koj tuaj yeem hnov cov lus nug: dab tsi yog frigate? Cov qauv no txawv ntawm tus so li cas? Lub hom phiaj yog dab tsi? Kab lus no yuav qhia rau koj paub txog nws
Supersonic intercontinental bomber T-4MS ("khoom 200"): cov yam ntxwv tseem ceeb
Kawg hloov kho: 2023-12-17 10:12
Lub tswv yim supersonic intercontinental bomber-missile carrier tsim los ntawm lub chaw tsim khoom hauv qab kev coj noj coj ua ntawm P. O. Sukhoi tseem yog ib qhov project. Tab sis cov tswv yim tshiab thiab cov kev daws teeb meem siv nyob rau hauv nws tseem tsis tau ua tiav tag nrho. Txawm tias tom qab ib nrab xyoo pua
Lub zog reactive yog dab tsi? Reactive zog them nyiaj. Reactive zog xam
Kawg hloov kho: 2023-12-17 10:12
Hauv cov xwm txheej tiag tiag, lub zog reactive ntawm qhov xwm txheej inductive prevails. Cov tuam txhab lag luam nruab tsis yog ib lub ntsuas hluav taws xob, tab sis ob, ib qho yog active. Thiab rau kev siv nyiaj ntau dhau ntawm lub zog "chased" hauv qhov tsis muaj txiaj ntsig los ntawm cov kab hluav taws xob, cov tub ceev xwm cuam tshuam tau raug nplua nplua
Obninsk nuclear fais fab nroj tsuag - cov lus dab neeg ntawm nuclear zog
Kawg hloov kho: 2023-12-17 10:12
Obninsk NPP tau tshaj tawm hauv xyoo 1954 thiab ua haujlwm txog xyoo 2002. Qhov no yog lub ntiaj teb thawj zaug nuclear fais fab nroj tsuag. Lub chaw nres tsheb tsim hluav taws xob thiab thermal zog, thiab ntau lub chaw soj nstuam tau nyob ntawm nws thaj chaw. Tam sim no Obninsk NPP yog lub tsev khaws puav pheej ntawm atomic zog
Osmosis thim rov qab - lav dej huv
Kawg hloov kho: 2023-12-17 10:12
Rov qab osmosis, raws li cov txheej txheem ntawm kev sib cais cov khoom ntawm kev daws teeb meem ntawm ib leeg, muaj keeb kwm ntev heev. Txawm hais tias cov Greeks thaum ub, tshwj xeeb, Aristotle, pom tias thaum dej hiav txwv hla cov phab ntsa ntawm lub nkoj ua los ntawm cov quav ciab, nws yog desalinated
Gold mining. Kub mining txoj kev. Mining kub ntawm tes
Kawg hloov kho: 2023-12-17 10:12
Gold mining pib thaum ub. Nyob rau hauv tag nrho cov keeb kwm ntawm noob neej, kwv yees li 168.9 txhiab tons ntawm precious hlau tau raug mined, yuav luag 50% ntawm uas mus rau ntau yam ntawm cov hniav nyiaj hniav kub. Yog hais tias tag nrho cov mined kub tau sau nyob rau hauv ib qho chaw, ces ib lub voos xwmfab yuav tsim kom siab li ib tug 5-storey tsev, muaj ib tug ntug - 20 meters
Glazing antiseptic. Antiseptics FORWOOD thiab "Tikkurila"
Kawg hloov kho: 2023-12-17 10:12
Glazing antiseptics lossis pleev xim yog cov khoom sib txuas uas tau siv ntev los ntawm cov neeg uas feem ntau ua haujlwm nrog cov khoom ntoo. Txawm li cas los xij, rau cov neeg uas nyuam qhuav sim lawv txhais tes, qhov no yog ib yam tshiab uas koj yuav tsum paub txog koj tus kheej
Zinced hlau: yam ntxwv, lub hom phiaj
Kawg hloov kho: 2023-12-17 10:12
Zinc-coated hlau yog dav siv niaj hnub no. Nws yog siv nyob rau hauv kev tsim kho thiab kev lag luam, thiab xim yog siv rau nws nto txawm nyob rau hauv lub Hoobkas tej yam kev mob rau kev tiv thaiv, uas tso cai rau koj mus decorate cov khoom
Acetic fermentation: cov kab mob thiab kev siv tswv yim
Kawg hloov kho: 2024-01-15 14:01
Tus neeg sawv cev ntawm acetic fermentation yog cov kab mob ntawm Mycoderma aceti pawg. Cov kab mob no yog nyob rau hauv chav kawm ntawm aerobic, thiab muaj ob peb ntau yam ntawm lawv. Cov kab mob no muaj peev xwm hloov ethyl cawv rau hauv vinegar
Mis ntxuav: technologies thiab khoom siv
Kawg hloov kho: 2023-12-17 10:12
Cov kua mis purification thiab pom cov txheej txheem yog tsim los tshem tawm cov kab mob thiab tej yam ntuj tso tsis xav tau impurities los ntawm nws cov muaj pes tsawg leeg. Muaj ntau txoj hauv kev los daws cov teeb meem zoo li no, sib txawv hauv lub koom haum thev naus laus zis, kev ua haujlwm zoo, kev tsim khoom thiab kev ua haujlwm. Cov khoom siv rau cov kua mis purification, uas yog nruab nrog cov kab ntau lawm, kuj txawv
Tsob nroj muaj npe tom qab Sverdlov hauv Dzerzhinsk
Kawg hloov kho: 2023-12-17 10:12
FKP "Nroog muaj npe tom qab Ya. M. Sverdlov" (Dzerzhinsk) yog ib tug ntawm cov thawj coj ntawm Lavxias teb sab tiv thaiv complex. Qhov no yog qhov loj tshaj plaws kev tshawb fawb thiab ntau lawm koom haum nyob rau hauv cov tub rog-kev lag luam complex nyob rau hauv cov nqe lus ntawm technologies muaj peev xwm thiab ntau lawm ntim. Qhov profile ntawm lub tuam txhab yog tsim cov mos txwv thiab cov khoom tawg
Cov khoom ntim khoom qab zib: hom, kev xav tau, ntau lawm
Kawg hloov kho: 2023-12-17 10:12
Ntim cov khoom noj khoom haus yog theem kawg ntawm lawv cov khoom. Lub thawv yuav tsum ua tau raws li cov qauv zoo, muaj qhov xav tau zoo thiab zoo li. Tom qab cov khoom ci thiab txias, cov khoom khaws cia lawv cov khoom zoo tshaj plaws vim yog cov kev cai ntim khoom ua raws. Lub hom phiaj tsis yog tsuas yog khaws cov saj thiab xim ntawm cov khoom, tab sis kuj tiv thaiv kev puas tsuaj rau sab nraud
Teeb meem hluav taws xob: kev daws teeb meem
Kawg hloov kho: 2023-12-17 10:12
Qhov teeb meem hluav taws xob sai lossis tom qab dhau txhua lub xeev hauv ntiaj teb. Lub reserves ntawm lub ntiaj teb sab hauv tsis yog infinite, yog li kev npaj rau yav tom ntej yog lub luag haujlwm tseem ceeb ntawm cov koom haum tshawb fawb. Qhov teeb meem ntawm lub zog tau tsim nyob rau ntau xyoo dhau los tom qab muaj kev nce ntxiv hauv kev siv peev txheej cuam tshuam nrog kev loj hlob ntawm kev lag luam tsheb thauj mus los
Kev kuaj hluav taws xob yog dab tsi? Radiographic tswj ntawm welds. Radiographic tswj: GOST
Kawg hloov kho: 2023-12-17 10:12
Lub cev lub hauv paus ntawm txoj kev tswj hluav taws xob. Nta ntawm radiographic tswj. Lub ntsiab theem ntawm radiographic tswj ntawm welds. Kev tiv thaiv kev nyab xeeb hauv kev tsim hluav taws xob tswj hluav taws xob. Normative thiab technical cov ntaub ntawv
Khrunichev cog: keeb kwm, khoom, chaw nyob
Kawg hloov kho: 2023-12-17 10:12
Lub Khrunichev cog yog lub tuam txhab ua lag luam aerospace nrog keeb kwm ntev ib puas xyoo. Nws tsim thawj lub tsheb neeg nrog caij tsheb "Russo-B alt", armored tsheb, pej xeem thiab tub rog aircraft. Txij li thaum xyoo 60s, lub tuam txhab tau tsim lub foob pob hluav taws thiab chaw siv tshuab
Thauj khoom siv thiab ntim khoom
Kawg hloov kho: 2023-12-17 10:12
Cov kab lus no mob siab rau kev nqa cov khoom siv thiab ntim khoom. Ntau yam ntawm cov khoom siv no, cov yam ntxwv tseem ceeb ntawm kev tsim thiab kev tiv thaiv kev tiv thaiv kev ntsuas tau piav qhia
Cable cranes: hom thiab yam ntxwv
Kawg hloov kho: 2023-12-17 10:12
Hnub no, ntau yam khoom siv tau siv rau ntawm qhov chaw tsim kho. Muaj ntau ntawm lawv hnyav heev, thiab thiaj li yuav ua tiav lawv tsiv, koj yuav tsum siv cov cuab yeej tshwj xeeb. Ib qho khoom siv zoo li no yog cable faucet
Kev tsim kho kev lag luam yog lub hauv paus ntawm kev lag luam
Kawg hloov kho: 2023-12-17 10:12
Kev tsim kho kev lag luam ib txwm ua lub luag haujlwm tseem ceeb hauv kev lag luam hauv lub xeev. Txiav txim rau koj tus kheej - yog tias tsis yog ib qho kev lag luam (txawm tias muaj kev pabcuam) tuaj yeem ua yam tsis muaj lub tsev tsim khoom lossis tsawg kawg yog ib lub chaw ua haujlwm, ces qhov tseem ceeb ntawm kev tsim kho vaj tse yog dab tsi
Qhov sib txawv xws li: qhov sib xyaw ntawm lub taub hau sib tw
Kawg hloov kho: 2024-01-02 13:01
Ib qhov sib tw yog ib qho ntoo me me nrog cov tawv tawv sib xyaw ntawm cov tshuaj tua hluav taws ntawm ib kawg. Thaum txhuam tawm tsam qhov tshwj xeeb ntxhib saum npoo, cov cua sov txaus yog tsim los ua kom cov tshuaj lom neeg thiab ua rau muaj nplaim taws me me
Mi-1 nyoob hoom qav taub: keeb kwm ntawm kev tsim, kev qhia tshwj xeeb, lub zog thiab kev piav qhia nrog duab
Kawg hloov kho: 2023-12-17 10:12
Tus qauv Mi-1 yog lus dab neeg hauv kev lag luam nyoob hoom qav taub. Txoj kev loj hlob ntawm tus qauv pib hauv 40s. Txawm li cas los xij, txawm tias niaj hnub no lub dav hlau no tau hwm thoob plaws ntiaj teb. Xav txog nws cov lus piav qhia, nthuav qhov tseeb thiab keeb kwm
"Paks" - nuclear fais fab nroj tsuag hauv Hungary (duab)
Kawg hloov kho: 2023-12-17 10:12
"Paks" - nuclear fais fab nroj tsuag, uas yav tom ntej ntawm Hungary ncaj qha nyob ntawm. Yog vim li cas thiaj li ua tib zoo saib xyuas nws cov kev tsim kho thiab cov nyiaj txiag loj los ntawm cov qauv ntawm lub teb chaws me me no tau qiv
Cov ntaub pua plag ntau lawm: thev naus laus zis thiab kev tsim khoom nta
Kawg hloov kho: 2023-12-17 10:12
Txhua cov ntaub pua plag ntau lawm pib nrog xaiv cov khoom siv raw. Thiab yog tias ua ntej qhov kev xaiv ntawm cov ntaub ntawv raug txwv rau wool thiab txhob lo lo ntxhuav, hnub no koj tuaj yeem pom cov ntaub qhwv los ntawm ob qho tib si ntuj fibers thiab lawv cov khoom siv hluavtaws
Cawv qhuav - keeb kwm ntawm qhov tsos thiab daim ntawv thov
Kawg hloov kho: 2023-12-17 10:12
Cawv qhuav yog ib qho khoom siv, tsis haus luam yeeb roj uas yog siv rau kev ua noj thiab cua sov zaub mov hauv thaj chaw, uas yog qhov tseem ceeb tshwj xeeb rau thaj chaw uas tsis tuaj yeem nrhiav tau roj (roob, pob zeb hauv av, steppes, thiab lwm yam)
Cov ntsiav tshuaj qhuav qhuav: tshuaj xyuas thiab cov lus qhia rau kev siv
Kawg hloov kho: 2023-12-17 10:12
Ntau zaus muaj xwm txheej thaum xav tau kev tsim hluav taws kub sai. Los yog vice versa, tsis muaj cov ntaub ntawv thiab txhais tau tias los tswj nws. Feem ntau, cov xwm txheej zoo li no tshwm sim hauv cov neeg uas nyiam taug kev thiab taug kev thiab ua lub neej nquag. Los yog nyob rau hauv cov xwm txheej tsis tau npaj txhij txog, thaum hluav taws kub yog ib qho tseem ceeb ntawm kev ciaj sia
Thaj chaw ntawm ZIL cog: nta, txheej txheem thiab qhov tseeb nthuav
Kawg hloov kho: 2023-12-17 10:12
Lub Likhachev cog yog ib lub tuam txhab ua lag luam qub tshaj plaws uas Russia tau txais los ntawm USSR. Nyob rau hauv Soviet lub sij hawm, nws ua si lub luag hauj lwm tseem ceeb. Yuav ua li cas tshwm sim rau tus loj heev niaj hnub no? Dab tsi yog nyob ntawm thaj chaw ntawm ZIL cog?
S-400. ZRK S-400 "Triumph". S-400, missile system
Kawg hloov kho: 2023-12-17 10:12
Nyob rau xyoo tas los no, hauv cov tub rog thoob plaws ntiaj teb, qhov tseem ceeb yog txhais tau tias tso cai rau koj rhuav tshem cov yeeb ncuab thiab cov cuab yeej yeeb ncuab ntawm qhov deb, zam kev sib tsoo ncaj qha. Cov dav hlau hauv tsev tsis muaj qhov zam. Cov cuaj luaj qub tau raug kho tshiab, cov tshiab tau tsim
Condenser units. Kho thiab ua haujlwm ntawm cov khoom siv hluav taws xob muaj
Kawg hloov kho: 2023-12-17 10:12
Tsuas yog cov capacitor units tuaj yeem tiv thaiv Circuit Court los ntawm kev sib raug zoo thiab cuam tshuam. Nyob rau hauv cov nqe lus ntawm lub hwj chim, cov kev hloov kho yog txawv heev. Cov qauv niaj hnub no yog tsim nrog ntau cov regulators
Xim tus nqi ntawm "tus txiv neej-teev"
Kawg hloov kho: 2023-12-17 10:12
Dab tsi yog txiv neej-teev, yuav suav li cas, qhov twg thiab vim li cas lawv thiaj siv, nrog qhov ntau npaum li cas lawv sib cuam tshuam, ntau npaum li cas
Asmeskas tuam txhab Lockheed Martin ("Lockheed Martin")
Kawg hloov kho: 2023-12-17 10:12
Lockheed Martin Transnational Corporation yog lub ntiaj teb ua tus tsim thiab tsim cov tub rog aviation thiab chaw tshuab, foob pob hluav taws, hluav taws kub tswj, thiab cybersecurity ntsiab. Lub tuam txhab tseem muab ntau yam kev tswj hwm, engineering, technical, scientific thiab logistics kev pabcuam
Qhov ntom ntawm asph alt pob zeb: cov khoom siv thiab muaj pes tsawg leeg
Kawg hloov kho: 2023-12-17 10:12
Qhov ntom ntawm asph alt pob zeb yog ib qho ntawm cov yam ntxwv tseem ceeb ntawm cov khoom siv no. Asph alt pob zeb, raws li nws tseem hu ua, muaj daim ntawv ntawm ib lub tsev neeg dag conglomerate, uas yog tsim raws li ib tug tshwm sim ntawm kev ua tiav qhov yuav tsum tau ceev ntawm cov sib tov nteg nyob rau hauv cov qauv
Acetate fiber ntau. Kev tsim cov acetate fiber ntau
Kawg hloov kho: 2023-12-17 10:12
Txhua lub sijhawm, kev lag luam textile tau yog ib qho tseem ceeb tshaj plaws ntawm kev lag luam hauv lub tebchaws hauv peb lub tebchaws, vim nws tau muab lub xeev ntau ntawm cov ntaub uas xav tau ntau heev, uas yuav tsum tau tas li tsis yog rau cov kev tsim cov khaub ncaws, tab sis txawm siv los ua riam phom
Synthetic resins: ntau lawm, muaj pes tsawg leeg, qauv thiab cov peev txheej
Kawg hloov kho: 2023-12-17 10:12
Tshuaj yog siv nyob rau theem sib txawv ntawm cov txheej txheem tsim khoom thiab hauv lub neej txhua hnub. Ib tug ntawm cov ntau yam yog hluavtaws resins. Cov tshuaj no txawv nyob rau hauv muaj pes tsawg leeg thiab scope. Lub hom phiaj ntawm cov khoom siv dag zog tuaj yeem muaj ntau haiv neeg. Nyob ntawm cov txheej txheem ntau lawm thiab muaj pes tsawg leeg, lawv cov yam ntxwv tseem ceeb yog txiav txim siab. Resins ntawm lub hauv paus chiv keeb yuav tau tham ntxiv
Polymer cement mortar: muaj pes tsawg leeg, cov yam ntxwv, kev ua raws li GOST cov cai, lub hom phiaj thiab daim ntawv thov
Kawg hloov kho: 2023-12-17 10:12
Polymer cement mortar yog ib qho kev hloov kho ntawm cov pa xuab zeb-cement mortar. Polymers kuj tuaj yeem muab ntxiv rau cov khoom sib tov uas siv thaum tso plaster thiab lwm yam khoom siv. Qhov sib ntxiv ntawm cov tshuaj no rau cov muaj pes tsawg leeg pab txhim kho nws cov yam ntxwv
Kev tsim cov ntoo: cov yam ntxwv thiab cov txheej txheem thev naus laus zis
Kawg hloov kho: 2023-12-17 10:12
Kev tsim cov ntoo niaj hnub suav nrog kev siv cov cuab yeej siv thev naus laus zis los tsim cov ntoo zoo
Hardwood: yog dab tsi?
Kawg hloov kho: 2023-12-17 10:12
Zaj lus no mob siab rau cov ntoo tawv. Cov yam ntxwv ntawm cov khoom siv no, nrog rau cov neeg sawv cev zoo tshaj plaws ntawm pab pawg
Cov ntaub tsis muaj dej: ntau hom thiab kev faib tawm ntawm cov ntaub
Kawg hloov kho: 2023-12-17 10:12
Tsis muaj leej twg xav tsis thoob los ntawm cov dej tsis zoo niaj hnub no: cov tuam ntxhab siv cov cuab yeej siv thev naus laus zis los muab lawv cov khaub ncaws zoo uas lawv tsis tuaj yeem npau suav ua ntej. Tab sis nws tau pib li cas?