Kev lag luam 2024, Lub Xya hli ntuj
Urengoyskoye teb: keeb kwm ntawm txoj kev loj hlob, reserves, exploitation, prospects
Urengoyskoye teb yog ib qho loj tshaj plaws hauv ntiaj teb. Nws yog inferior nyob rau hauv ntim rau North / South Pars teb nyob rau hauv cov dej ntawm Qatar thiab Iran. Kwv yees cov roj cia yog kwv yees li 10 trillion m3
Lub dav hlau nrawm tshaj plaws hauv ntiaj teb. Lavxias teb sab aircraft hypersonic
Tus neeg caij dav hlau zoo tib yam ya ntawm qhov nrawm ntawm 900 km / h. Ib lub dav hlau fighter dav hlau tuaj yeem ncav cuag peb zaug ntawm qhov ceev. Txawm li cas los xij, niaj hnub engineers los ntawm Lavxias teb sab Federation thiab lwm lub teb chaws ntawm lub ntiaj teb no nquag tsim txawm tias cov cav tov sai dua - hypersonic aircraft. Dab tsi yog qhov tshwj xeeb ntawm cov tswv yim?
"Niam ntawm txhua lub foob pob" yog dab tsi thiab yog vim li cas nws thiaj txawv?
"Niam ntawm tag nrho cov foob pob" yog cov ntawv luv luv rau GBU-43 / B (MOAB) cov foob pob tawg siab, tsim thiab sim thawj zaug los ntawm Asmeskas cov tub rog thaum pib ntawm xyoo txhiab peb. Thaum lub sij hawm ntawm txoj kev loj hlob, cov khoom no tau suav hais tias yog lub zog tshaj plaws uas tsis yog-nuclear riam phom nyob rau hauv tib neeg keeb kwm
Riam phom thermobaric. foob pob tawg. Niaj hnub nimno riam phom ntawm Russia
Zaj lus no mob siab rau cov riam phom niaj hnub. Tshwj xeeb, cov ntsiab cai ntawm kev tsim cov thermobaric thiab lub tshuab nqus tsev foob pob, kev tsim kho tshiab hais txog riam phom nuclear thiab lwm yam riam phom high-tech yog suav tias yog
American submarines: npe. Nuclear submarine tej yaam num
Navy rau txhua lub tebchaws yog qhov kev cuam tshuam ntawm thaj chaw. Thiab lub nkoj submarine, los ntawm nws lub xub ntiag, cuam tshuam kev sib raug zoo thoob ntiaj teb. Yog hais tias nyob rau hauv lub xyoo pua 19th cov ciam teb ntawm teb chaws Aas Kiv tau txiav txim los ntawm ob sab ntawm nws cov tub rog frigates, ces nyob rau hauv lub xyoo pua 20th US Navy tau ua tus thawj coj ntawm dej hiav txwv. Thiab Asmeskas submarines tau ua lub luag haujlwm tseem ceeb hauv qhov no
Tshuaj Suav tso tsheb hlau luam (duab). Qhov zoo tshaj plaws Suav tank
Suav kev lag luam, thiab tshwj xeeb tshaj yog kev tsim cov tso tsheb hlau luam, yog ncaj qha cuam tshuam rau txoj kev loj hlob ntawm thaj chaw no hauv Soviet Union. Tau ntev, Slavic thev naus laus zis yog ib qho piv txwv rau cov neeg Esxias, feem, thiab cov tsheb sib ntaus sib tua uas cov neeg koom pheej tsim tau, raws li txoj cai, raws li "T-72"
High-explosive projectile. High-explosive fragmentation projectile. phom loj
Thaum rov qab los rau xyoo 1330, Berthold Schwarz, ib tug yawg German, nrhiav pom cov khoom pov tseg ntawm cov hmoov phom, nws tsis xav tias nws yuav dhau los ua tus qub vaj tswv tshiab - tus vajtswv ntawm kev ua tsov ua rog
Russian roj kev lag luam: teeb meem loj thiab kev loj hlob
Nyob rau hauv qhov xwm txheej tam sim no ntawm kev lag luam thoob ntiaj teb, kev lag luam roj thiab roj ntawm Russia yog lub luag haujlwm tsav tsheb ntawm tag nrho kev lag luam thiab tib lub sijhawm qhia qhov kev loj hlob ruaj khov tshaj plaws ntawm txhua qhov kev lag luam hauv lub tebchaws
Chaw taws kub hnyiab rau kev tsim hluav taws xob. Ua-nws-koj tus kheej charcoal kiln
Charcoal yog ib hom roj uas qub tshaj plaws. Nws yog siv tsis tau tsuas yog ua noj ua haus thiab cua sov lub tsev. Nws yog siv nyob rau hauv cov tshuaj thiab metallurgical industries, nyob rau hauv cov tsiaj husbandry thiab kev tsim kho, tshuaj thiab pharmacology
Los ntawm dab tsi thiab yuav ua li cas sausage?
Yuav ua li cas muaj coob tus neeg xav paub yuav ua li cas sausage. Tom qab tag nrho, cov khoom no yeej nrov heev thiab nyob rau hauv kev thov. Muaj ntau cov lus xaiv hais txog yuav ua li cas sausage ntawm cov tuam txhab niaj hnub no
Kev siv acetylene. Acetylene vuam
Yuav kom nkag siab qhov twg acetylene siv, nws yuav tsum tau kawm thiab nkag siab tias nws yog dab tsi. Cov khoom no yog cov nplaim taws tsis muaj xim tsis muaj roj. Nws cov tshuaj formula yog C2H2. Cov pa roj muaj atomic loj ntawm 26.04. Nws yog me ntsis sib dua li huab cua thiab muaj ib tug pungent tsw
Hlau hardening. Cov txheej txheem los ntawm ancient sij hawm mus rau niaj hnub lub sij hawm
Tempering ntawm hlau yog ua los ntawm cua sov rau qhov kub thiab txias hu ua qhov tseem ceeb. Nws tus nqi sib raug rau lub xeev ntawm cov khoom siv, uas muaj qhov nce hauv entropy, ua rau muaj kev hloov pauv crystalline
Riam steel nyob ntawm cov alloys
Nyob hauv lub ntiaj teb niaj hnub no, hlau rau riam ua lub luag haujlwm tseem ceeb hauv tib neeg lub neej, raws li cov ntsiab lus no tau ntsib yuav luag thoob plaws hauv lub neej
Helicopter cog (Kazan): keeb kwm, piav qhia, duab, chaw nyob
PJSC Kazan Helicopter Plant (Kazan) yog ib lub tuam txhab tseem ceeb ntawm Lavxias Helicopters tuav. Cov khoom ntawm lub tuam txhab no yog ib feem tseem ceeb ntawm nws cov khoom xa tuaj. Tsis tas li ntawd, Kazan Helicopter Plant tsim thiab coj mus rau serial ntau lawm ib hom tshiab ntawm lub tshuab - Ansat lub teeb nyoob hoom qav taub
ASC "Zircon": yam ntxwv, kev xeem. Hypersonic cruise missile "Zirkon"
Nyob rau hauv tsab xov xwm no peb yuav tham txog ib qho ntawm cov kev txhim kho tshiab ntawm lub teb chaws - missiles tiv thaiv nkoj "Zircon". Yuav pib nrog, nws tsim nyog nkag siab tias RCC yog dab tsi, nrog rau qhov kev siv tshuab no tshwm sim li cas. Thiab ces nws yuav muaj peev xwm mus ncaj qha mus rau qhov kev txiav txim siab ntawm Zircon anti-ship missile nws tus kheej
Lub tswv yim natural raw khoom ntawm Lavxias Federation - roj "Urals"
Urals roj yog qib xa tawm tseem ceeb ntawm Lavxias teb sab hydrocarbons. Lub teb chaws cov peev nyiaj tau ncaj qha nyob ntawm cov roj ntawm cov hom no, txij li nws tau suav nrog tus nqi ntawm cov khoom siv raw raws li kev kwv yees tam sim no ntawm cov kws lag luam
Baker Hughes Roj thiab Roj Chaw Pabcuam Tuam Txhab. Lub taub hau ntawm lub tuam txhab
Kev pib ua haujlwm hnyav hauv tebchaws Russia pib rau Baker Hughes nyob rau hauv 70s ntawm lub xyoo pua xeem dhau los nrog cov khoom siv roj thiab roj rau cov lag luam Soviet. Tom qab ntawd, peb cov neeg koom tes hauv Western tau muab lawv cov kev txaus siab rau kev tshawb nrhiav thiab tsim cov khoom siv raw, maj mam nce lawv cov dej num hauv cov kev taw qhia no thiab tsim kev sib cuag
Tanker Knock Nevis: keeb kwm, yam ntxwv
Knock Nevis yog lub nkoj loj tshaj plaws hauv ntiaj teb, tseem hu ua Jahre Viking, Zoo Siab Giant, Seawise Giant thiab Mont. Cov roj tanker tau tsim thiab tsim los ntawm cov neeg Nyij Pooj xyoo 1974-1975, thiab tau ntev tau ua lub nkoj loj tshaj plaws uas tau tsim. Nyob rau hauv 2010, lub "sea giant" tau decommissioned thiab tom qab dismantled rau seem
Ntawm roj hom hauv tebchaws Russia
Ntau pua xyoo dhau los, roj tau dhau los ua cov khoom tseem ceeb tshaj plaws hauv ntiaj teb. Cov nqi rau "dub kub" yog qhov tseem ceeb heev rau kev lag luam ntawm txhua lub tebchaws. Kab lus no yuav tham txog ntau hom roj thiab lawv cov yam ntxwv zoo
PJSC Motovikhinskiye Zavody, Perm: keeb kwm, piav qhia, khoom
Motovilikhinskiye Zavody PJSC yog ib lub tuam txhab loj tshaj plaws thiab qub tshaj plaws hauv lub Urals nrog nws tus kheej niaj hnub metallurgical puag. Xws li ib lub network ntawm cov koom haum nyob hauv feem ntau hauv Perm thiab cov cheeb tsam nyob sib ze. Nws tshwj xeeb hauv kev lag luam metallurgy, riam phom, mechanical engineering, khoom siv rau cov roj thiab roj sector. Ib zaug ib lub chaw tsim khoom ntawm cov phom loj thiab MLRS
Trans-Siberian Railway: txoj kev vam meej, qhov tseem ceeb. Txoj hauv kev los txhim kho kev ua haujlwm zoo
Lub Trans-Siberian Railway, uas nws txoj kev vam meej yog qhov txawv txawv nyob rau lub sijhawm no, tau pib tsim thaum kawg ntawm lub xyoo pua ua ntej kawg. Nws nteg tau tiav nyob rau hauv lub Soviet xyoo. Tam sim no, nws tag nrho ntev yog ntau tshaj 10 txhiab kilometers
PJSC Gazprom: qauv, ceg, pawg thawj coj
Gazprom Corporation yog ib qho tseem ceeb rau kev lag luam Lavxias. Lub koom haum ntawm lub tuam txhab zoo li cas? Nws cov dej num tseem ceeb yog dab tsi?
Tsev thiab kev lag luam ironing presses. Yuav ua li cas xaiv ironing presses? Kev tshuaj xyuas txog ironing presses
Ntau yam ntawm cov xov hlau ironing tuaj yeem siv los ziab khaub ncaws. Niaj hnub no, cov khoom siv no tsis tshua muaj nyob hauv lub neej niaj hnub. Txawm li cas los xij, hauv cov khaub ncaws lawv yog qhov xav tau heev
JSC "Arzamas Instrument-Making Plant muaj npe tom qab P. I. Plandin": saib xyuas, cov khoom lag luam thiab tshuaj xyuas
OJSC "Arzamas Instrument-Making Plant muaj npe tom qab Plandin" yog lub nroog tsim kev lag luam, ntawm kev ua haujlwm ntawm kev noj qab haus huv ntawm ib puas txhiab lub nroog ntawm Arzamas nyob. Nws tsim cov khoom siv kho vajtse thiab cov cuab yeej siv rau kev lag luam aviation, kev lag luam chaw, thiab kev siv pej xeem
Teem sijhawm ntawm kev kho pob zeb: nta, hom, thev naus laus zis thiab cov ntsuas tseem ceeb
Cov kuab ua kua rau ib lub sijhawm tom qab nchuav yuav tau txais cov khoom ua tau zoo. Lub sijhawm no yog hu ua lub sijhawm tuav, tom qab uas cov txheej txheem tiv thaiv tuaj yeem siv tau
Concrete M300: muaj pes tsawg leeg, yam ntxwv, noj
Concrete M300, zoo li lwm yam, hauv txoj cai, yog cov khoom siv yuav luag txhua yam uas tam sim no siv rau ntau qhov chaw ntawm kev tsim kho thiab rau ntau lub hom phiaj. Txhua hom ntawm cov khoom no muaj nws tus kheej cov khoom, tus nqi, yam ntxwv, ntau lawm technology
Aircraft TU-134: specifications
Ib lub dav hlau legendary ntawm Soviet aviation tau tawm hauv xyoo 1963. Lub suab tshwj xeeb ntawm Tu-134 lub cav, ze rau hauv lub suab rau lub suab nrov nrov, pab txhawb rau kev lees paub siab ntawm cov dav hlau nrov. TU-134 tau dhau los ua nrov heev tsis yog nyob rau hauv txoj kev ntawm Soviet Union, tab sis kuj nyob rau txawv teb chaws. Lub xyoo ntev siv nyob rau hauv cov huab cua tsis yog tsis muaj xwm txheej. Tab sis lub dav hlau txuas ntxiv suav tias yog lub tshuab txhim khu kev qha thiab nyab xeeb
AK-47 - caliber. Kalashnikov phom phom AK-47
Nyob hauv ntiaj teb cov riam phom tsis muaj ntau yam piv txwv uas tau dhau los ua lus dab neeg. Lub ntsiab feature ntawm lub tshuab yog qhov sib npaug ntawm nws cov khoom. Tej zaum, nws yog nyob rau hauv no hais tias tus tsim txuj ci manifested nws tus kheej. Lub peev xwm los ua qhov tseem ceeb, raws li Kalashnikov tau ua. Nyob rau hauv txhais tes ntawm ib tug kws txawj tua phom, Kalashnikov qhia tau hais tias zoo heev nyob rau hauv cov nqe lus ntawm hluav taws raug. Nyob rau hauv txhais tes ntawm ib tug inexperienced irregularly, nws spews ib barrage ntawm txhuas kom txog thaum nws khiav tawm ntawm ammo
2C5 "Hyacinth". Tus kheej-propelled 152-mm phom "Hyacinth-S"
Txij li "kev khiav tawm zoo" xyoo 1915 ntawm cov tub rog Lavxias, cov phom loj loj tau ua kom pom tseeb ntawm kev coj noj coj ua ntawm Soviet thiab Lavxias. Lub "Hyacinth" system, uas nws rab phom tso cai rau firing ntawm ib tug deb ntawm yuav luag plaub caug kilometers nrog 152-mm projectiles ntawm ntau yam khoom, los ntawm high-explosive mus rau nuclear, tso cai rau kev daws cov hauj lwm uas tsis ua tau los ntawm lwm txoj kev. Rau cov yam ntxwv zoo ntawm kev sib ntaus sib tua nyob rau hauv lub Soviet thiab Lavxias teb sab tub rog, lub system tau muab tso dag
Tank T-64BM "Bulat": kev hloov kho tshiab kawg
Keeb Kwm tau txiav txim siab tias thawj lub tank ntawm lub cim tshiab T-64 tau tshwm sim los ntawm lub chaw tsim khoom thiab lub Hoobkas uas tsim cov lus dab neeg T-34. Kev hloov kho niaj hnub hu ua T-64 BM "Bulat" txhim kho qhov muaj peev xwm tshwm sim hauv thawj cov qauv
Tank "Leopard 2A7": yam ntxwv, duab
Hauv 2014, Bundeswehr tau txais thawj Leopard 2A7 tso tsheb hlau luam. Cov qauv no tau dhau los ua cov theem tom ntej hauv kev kho tshiab ntawm kev sib ntaus sib tua tsheb. Txawm hais tias nws muaj txiaj ntsig zoo, Leopard 2 tsev neeg ntawm cov tso tsheb hlau luam, suav nrog kev hloov kho A7, tuaj yeem raug hu ua cov tso tsheb hlau luam tsis zoo tshaj plaws. Kev sib ntaus sib tua tau txwv rau kev ua haujlwm hauv Afghanistan, uas lawv tsis tau tawm tsam los ntawm cov yeeb ncuab tso tsheb hlau luam. Txawm li cas los xij, qhov kev sib ntaus sib tua tseem ceeb no tsim lub hauv paus ntawm cov tub rog ntawm lub teb chaws Yelemee
Project 1174 "Rhino". Lub nkoj loj
Kev tawm tsam rau kev ua siab tshaj hauv thaj chaw hiav txwv muaj lub ntsiab lus zoo ib yam li tau txais huab cua superiority
Hom xov siv hauv kev tsim kho tshuab
Ib tug xov yog ib tug ornate kauv nrog ib tug tas mus li suab siv rau ib tug conical los yog cylindrical nto. Nws yog lub ntsiab tseem ceeb rau kev txuas ob hom fasteners. Txog rau tam sim no, rau kev siv tshuab tsim dav dav, lub ntsiab sab nraud thiab sab hauv xov yog metric
Channel - yog dab tsi? Hom, kev piav qhia thiab thaj tsam ntawm cov channel
Channel yog ib yam khoom uas xav tau los ntawm cov hlau niaj hnub no. Nws lub ntsiab qhov txawv yog qhov U-shaped seem. Qhov tuab ntawm cov khoom tiav tuaj yeem yog los ntawm 0.4 txog 1.5 cm, thiab qhov siab ntawm phab ntsa - 5-40 cm
Kev tsim kho qhov chaw fencing: hom thiab yuav tsum tau ua
Txhua qhov kev tsim kho, tshwj xeeb hauv nroog, ua rau muaj kev cuam tshuam ncaj qha rau kev nyab xeeb ntawm pej xeem. Qhov no yog vim qhov tseeb tias cov chaw siv cov khoom siv loj thiab cov khoom siv tuaj yeem poob. Yog li ntawd, fencing ntawm qhov chaw tsim kho yuav tsum tau nruab rau tag nrho lub sijhawm ua haujlwm
Cov kab hluav taws yog ib feem tseem ceeb ntawm kev tua hluav taws
Txhawm rau tua hluav taws, koj yuav tsum tau nkag mus rau qhov ze tshaj plaws ntawm cov dej xa dej, hauv kev tua hluav taws niaj hnub no yog muab los ntawm cov kais dej tshwj xeeb thiab cov kab nruab rau ntawm lawv
Lub tuam txhab loj tshaj plaws hauv ntiaj teb (2014). Cov tuam txhab roj loj tshaj plaws hauv ntiaj teb
Kev lag luam roj yog lub hauv paus tseem ceeb ntawm kev lag luam roj thiab hluav taws xob thoob ntiaj teb. Nws tsis tsuas yog cuam tshuam kev lag luam kev sib raug zoo ntawm lub teb chaws, tab sis kuj feem ntau ua rau muaj kev tsis sib haum xeeb ntawm tub rog. Kab lus no nthuav tawm cov npe ntawm cov tuam txhab loj tshaj plaws hauv ntiaj teb uas tuav txoj haujlwm tseem ceeb hauv kev tsim roj
Il-114-300 aircraft: specifications, serial ntau lawm
Il-114 dav hlau yog tsev neeg tsim los rau cov dav hlau hauv zos. Thawj lub davhlau tau tshwm sim nyob rau hauv 1991. Nws tau siv nyob rau hauv Russia txij li thaum 2001. Peb yuav tham txog ib tug ntawm cov aircraft - Il-114-300. Cov yam ntxwv ntawm lub liner yog qhov txaus, txawm li cas los xij, nws keeb kwm coj rov qab nco txog kev tu siab. Lawv tsis nco qab ntev txog nws, thaum dheev hauv 2014 cov ntaub ntawv nrog cov duab kos tau raug tshem tawm ntawm cov ntaub ntawv khaws tseg, thiab cov lus piav qhia tau txais lub neej tsim nyog "tshiab" zoo
Aircraft ntawm lub neej yav tom ntej - bold kev txiav txim siab
Cov kws tshaj lij ntseeg tias yav tom ntej lub dav hlau yuav tsis hloov pauv ntau. Cov no yuav yog cov khoom siv ntawm cov qauv tsim, tab sis nrog cov yam ntxwv zoo dua. Hauv kev ua tub rog thev naus laus zis, yob yuav hloov mus rau "drones". Txawm li cas los xij, thaum lub sijhawm Paris Air Show hauv 2017, ntau lub tuam txhab tsim dav hlau tau nthuav tawm cov tswv yim tshiab dav hlau tsim los hloov kho aviation
Airbus 320 yog qhov kev xaiv zoo tshaj plaws rau kev ya davhlau nruab nrab
Airbus 320 yog ib lub dav hlau zoo tshaj plaws nyob rau hnub no. Durability, kuj tsis tshua muaj roj noj, raws li zoo raws li ib tug zoo heev theem ntawm kev nplij siab tau ua nws yuav luag indispensable rau pej xeem aviation
Russian Airlines - los ntawm Dobrolet rau Aeroflot
Ua ntej tsov rog, kev thauj mus los hauv huab cua tsis tau nyob hauv qhov chaw tseem ceeb hauv tag nrho cov neeg caij tsheb, txawm hais tias lub hauv paus rau lub zog yav tom ntej ntawm Lavxias Airlines tau muab tso rau hauv 1939
Sorting hill: ntaus ntawv, ua haujlwm tshuab. Railway infrastructure
Sorting ua haujlwm yog ib feem tseem ceeb ntawm kev thauj khoom thauj. Cov chaw nres tsheb uas qhov kev xa rov qab ntawm cov khoom siv qhov chaw siv ntau cov txheej txheem tshwj xeeb, qhov tseem ceeb ntawm cov hump. Cia peb kawm seb lub roob sorting yog dab tsi thiab nws ua haujlwm li cas
Duralumin yog Duralumin: muaj pes tsawg leeg, khoom, nqe
Duralumin yog cov khoom tsim los ntawm cov ntshiab txhuas nrog cov ntsiab lus alloying, suav nrog uas nyob rau hauv muaj pes tsawg leeg ntawm cov yaj hloov cov khoom ntawm cov hlau. Mos thiab lub teeb yuag aluminium nce load kuj thaum khaws tag nrho cov txiaj ntsig ntawm cov khoom ntshiab
Composite qhuav protein mix (SBKS) "Diso®" "Nutrinor". GOST R 53861-2010 Khoom noj khoom haus (kho thiab tiv thaiv) khoom noj khoom haus
Kev siv cov protein qhuav qhuav yog tswj hwm los ntawm cov ntaub ntawv tswj hwm ntawm Lavxias Ministry of He alth thiab Social Development rau kev noj haus (kho thiab tiv thaiv) khoom noj khoom haus. "Diso Nutrinor" yog cov khoom siv tau zoo thiab zoo siv hauv kev noj zaub mov noj, uas muab cov ntsiab lus zoo rau tib neeg lub cev nrog cov ntsiab lus ntawm cov protein zom tau yooj yim ntawm cov khoom noj muaj txiaj ntsig zoo tshaj plaws thiab kho cov protein-zog cov khoom noj khoom haus
Roj av yog Hom roj av, lawv nta
Cov tswv tsheb paub tias roj av yog cov khoom siv uas cuam tshuam rau lub zog thiab ruaj khov ntawm lub cav. Nws txoj kev xaiv yuav tsum tau ua tiag tiag. Dab tsi tsis yuav tsum tau them sai sai rau, txhua tus neeg tsav tsheb yuav tsum paub
Zinc txheej ntawm hlau: thev naus laus zis thiab txoj hauv kev
Tiv thaiv hlau los ntawm corrosion, ntau txoj kev thiab txoj kev tau tsim. Lawv lub ntsiab lus nyob rau hauv qhov tseeb hais tias ib tug tshwj xeeb tshuaj yog siv rau saum npoo ntawm cov hlau. Thaum kawg, ib zaj duab xis nyias yog tsim. Nws tiv thaiv kev nkag mus ntawm cov dej noo, oxygen, thiab cov khoom hnyav rau saum npoo. Ntawm cov txheej txheem no, hlau galvanizing yog qhov txawv. Nws yog qhov ua tau zoo tshaj plaws
Lub dav hlau loj tshaj plaws hauv ntiaj teb: keeb kwm ntawm kev tsim thiab nthuav qhov tseeb
Aircraft muaj txhua txoj cai los txiav txim siab ua haujlwm tiag tiag. Yog tias tsuas yog vim tias, nrog qhov hnyav ntawm kaum lossis ntau pua tons, lawv tuaj yeem nce mus rau saum huab cua thiab txhim kho kev nrawm heev. Zoo, peb yuav tsum tham txog lub dav hlau loj tshaj plaws thiab zoo tshaj plaws nyob rau hauv lub ntiaj teb no, cov uas niaj hnub airship tsim nyob rau hauv teb chaws Aas Kiv yog thawj qhov chaw
Txhim kho pawg tsav tsheb rau tsav pawg: yam ntxwv
Kev tsim kho ntawm ntau lub tsev niaj hnub xav tau qhov yuav tsum muaj ntawm pawg hauv av. Rau lub hom phiaj no, ib pawg tsav tsheb yog siv, uas peb yuav tham txog ntau yam hauv kab lus no. Tshawb nrhiav nws cov yam ntxwv thiab muaj peev xwm
Lub zog roj turbine kev teeb tsa. Lub voj voog ntawm cov nroj tsuag roj turbine
Gas turbine units (GTP) yog ib qho, muaj zog sib zog ua haujlwm, uas lub zog turbine thiab lub tshuab hluav taws xob ua haujlwm ua khub. Lub kaw lus tau dhau los ua thoob plaws hauv kev lag luam hu ua hluav taws xob me me
Emery pob zeb: tshuaj xyuas, nta, hom, cim thiab tshuaj xyuas
Ntau lub tsev craftsmen muaj lub tshuab hluav taws xob, uas yog nrov hu ua "emery". Nws yuav tsum tau emery pob zeb (lub voj voog). Ntawm lub tshuab no, koj tuaj yeem ua kom zoo rau tus kheej qhov chaw lossis zom txhua yam khoom, cov cuab yeej. Cov cuab yeej zoo li no yooj yim kom muaj ntawm tes yog tias yuav tsum kho. Ib lub pob zeb emery yuav yog qhov tseem ceeb rau cov riam ntse
Lub zog teeb meem ntawm noob neej thiab txoj hauv kev los daws nws
Teeb meem hluav taws xob ntawm tib neeg txhua xyoo dhau los thiab ntau dua. Qhov no yog vim kev loj hlob ntawm lub ntiaj teb cov pej xeem thiab intensive kev loj hlob ntawm technology, uas ua rau ib tug tas li loj hlob theem ntawm lub zog noj. Txawm hais tias siv nuclear, lwm yam thiab hydropower, tib neeg txuas ntxiv rho tus tsov ntxhuav feem ntawm cov roj los ntawm lub plab hnyuv hauv ntiaj teb
Drilling ntsis: hom, yam ntxwv, lub hom phiaj
Zaj lus yog hais txog kev xyaum xyaum. Cov yam ntxwv tseem ceeb, cov yam ntxwv thiab lub hom phiaj ntawm cov cuab yeej siv no suav nrog
Aircraft designer Oleg Konstantinovich Antonov: biography
Nws tsis muaj qhov zais cia uas Soviet kev lag luam txhua lub sijhawm tau nto moo rau qhov muaj cov neeg ua haujlwm tsim nyog, uas txawm tias Western cov peev txheej xav tau hauv lawv qib. Ntau tus engineers tom qab ntawd ua haujlwm tsis yog rau nyiaj txiag, tab sis tsuas yog vim tias cov haujlwm uas lawv tau mob siab rau lawv tus kheej yog lub ntsiab lus ntawm lawv lub neej thiab kev hlub loj. Ib tug ntawm cov cim keeb kwm, uas nyob rau hauv ib lub sij hawm tswj kom ua ib tug colossal breakthrough nyob rau hauv lub aircraft kev lag luam, Oleg Antonov
Plhaub pwm casting: yooj yim pwm ua haujlwm
Tam sim no, kev lag luam tau tsim kho thiab ntau txoj hauv kev tau siv los ua cov casting. Ib txoj kev zoo li no yog plhaub casting
X-35 foob pob hluav taws tiv thaiv nkoj: cov lus qhia thiab daim ntawv thov
Kh-35 missile yog cov cuab yeej ntawm Lavxias Navy. Niaj hnub no peb yuav kawm seb lub foob pob hluav taws no tau tsim li cas thiab cov yam ntxwv twg txiav txim siab nws qhov chaw
Borosilicate iav: yam ntxwv, ntau lawm thiab daim ntawv thov
Cov kab lus yog mob siab rau borosilicate iav. Cov yam ntxwv ntawm cov khoom siv, cov yam ntxwv, kev tsim cov txheej txheem thiab nuances ntawm daim ntawv thov raug txiav txim siab
Mast transformer substation: txoj cai ntawm kev ua haujlwm thiab lub hom phiaj
Cov kab lus tau mob siab rau mast transformer substations. Cov cuab yeej, lub hauv paus ntsiab lus ntawm kev ua haujlwm, hom thiab lub hom phiaj ntawm cov cuab yeej siv no suav nrog
Kev thauj mus los hauv kev lag luam - ua haujlwm, hom thiab nta
Nyob rau theem tam sim no ntawm kev tsim kho kev lag luam, kev xa khoom yog qhov tseem ceeb heev. Kev ceev ntawm kev txav ntawm ntau yam ntawm cov khoom hauv kev saib xyuas cov txheej txheem tsim khoom yuav tsum tau khaws cia ntawm tus nqi teev tseg, txwv tsis pub cov tuam txhab lag luam yuav tsis tuaj yeem ua cov haujlwm tau npaj tseg. Lub luag haujlwm tseem ceeb hauv cov txheej txheem no yog ua los ntawm kev thauj mus los hauv kev lag luam, uas ua rau kev thauj mus los, nrog rau kev nqa thiab tshem tawm thiab lwm yam haujlwm pabcuam
Fukushima-1: kev sib tsoo thiab nws qhov tshwm sim
Qhov xwm txheej ntawm Fukushima-1 nuclear fais fab nroj tsuag tau tshwm sim xyoo 2011. Nws qhov kev tshwm sim tsis txaus ntshai li tom qab kev sib tsoo ntawm Chernobyl fais fab nroj tsuag, tab sis nws yuav siv li plaub caug xyoo kom tshem tawm tag nrho
Obukhov cog. Keeb kwm ntawm kev loj hlob
Obukhov cog los ntawm lub sijhawm ntawm nws txoj kev tsim los rau niaj hnub no tseem yog lub lag luam loj hauv kev ua tub rog-kev lag luam complex. Nws tau dim ob lub ntiaj teb kev tsov kev rog thiab kev hloov pauv, tab sis tseem ua haujlwm
Nuclear chaw nyob hauv Crimea thiab Sevastopol
Xyaum txhua qhov chaw nuclear hauv Crimea tam sim no tsis muaj zog thiab sawv cev tsuas yog kev coj noj coj ua thiab keeb kwm muaj nqis. Tsuas yog kev cob qhia reactor ntawm Sevastopol State University of Nuclear Industry yog ua haujlwm
MI-26: qhov siab tshaj plaws nyoob hoom qav taub hauv ntiaj teb
Qhov loj tshaj plaws nyoob hoom qav taub hauv ntiaj teb yog qhov txawv ntawm lawv qhov hnyav, thiab tsis yog qhov ntev, dav lossis txoj kab uas hla ntawm lub kiv cua. Lub luag haujlwm tseem ceeb hauv qhov no yog tus sawv cev hauv tsev - MI-26. Lub tshuab yog ib qho ntawm ob peb uas muaj peev xwm nqa tau ib lub nra nrog qhov hnyav sib npaug ntawm nws tus kheej
HDD - drilling tshuab. Kab rov tav directional drilling
Cov kab lus no tau mob siab rau cov thev naus laus zis ntawm kab rov tav kev taw qhia drilling. Cov yam ntxwv ntawm txoj kev, lub nuances ntawm nws cov kev siv, thiab lwm yam yog xam
Kazan Aviation cog muaj npe tom qab S. P. Gorbunov
Kazan Aviation Plant muaj npe tom qab Gorbunov yog ib lub tuam txhab Lavxias teb sab aviation tshwj xeeb hauv kev sib sau ua ke ntawm cov tswv yim foob pob, pej xeem thiab cov dav hlau tshwj xeeb. Txij li thaum 2013, nws yog ib ceg ntawm Tupolev PJSC
Dab tsi yog qhov txawv ntawm sub-caliber projectile thiab cov pa armor-piercing projectile
Lub qhov uas tsim los ntawm sub-caliber projectile muaj cov duab ntawm ib tug funnel, nthuav nyob rau hauv cov kev taw qhia ntawm nws txav. Fragments ntawm armor thiab core ya nyob rau hauv lub tsheb sib ntaus sib tua ua rau muaj kev hem thawj tuag rau cov neeg coob, thiab cov generated thermal zog yuav ua rau detonation ntawm roj thiab mos txwv
NPP ntawm ib tiam tshiab. New NPP nyob rau hauv Russia
Kev thaj yeeb nyab xeeb tau nkag mus rau lub sijhawm tshiab hauv lub xyoo pua 21st. Dab tsi yog qhov kev tawg ntawm domestic fais fab engineers, nyeem hauv peb tsab xov xwm
Itaipu HPP yog ib qho ntawm 7 qhov kev xav tsis thoob ntiaj teb
Rau qhov kev tsim kho ntawm qhov txuj ci tseem ceeb ntawm engineering, txoj hauv kev ntawm ib qho ntawm Amelikas tus dej loj tau hloov pauv, thiab cov yeeb ncuab tsis txaus ntseeg yuav tsum tau koom nrog. Niaj hnub no nws yog lub chaw tsim hluav taws xob loj tshaj plaws hauv ntiaj teb, ntawm qhov sib npaug nrog Peb Gorges hauv Suav teb. Tag nrho cov no yog hais txog Itaipu hydroelectric power station, uas nyob rau ntawm ciam teb ntawm Paraguay thiab Brazil
Hoobkas khoom bakery "Dedovskiy Khleb": keeb kwm, khoom, chaw nyob
Dedovskiy Khleb bakery yog paub nyob rau hauv lub nroog cheeb tsam raws li ib tug chaw tsim tshuaj paus ntawm zoo zoo bakery khoom. Loaves, "cib", qab zib buns, Easter ncuav mog qab zib, ncuav mog qab zib, waffles yog nyob rau hauv tas li thov ntawm cov neeg siv khoom. Tus yuam sij rau kev vam meej yog nyob rau hauv kev ua raws li GOSTs thiab cov txheej txheem thev naus laus zis tau muab tso rau hauv 80s ntawm lub xyoo pua xeem. Cov khoom yog ci ntawm cov khoom siv niaj hnub
Kev lag luam ntawm Mongolia: nta thiab txheeb cais
Lub hauv paus ntawm Mongolian kev lag luam muaj keeb kwm tau suav tias yog kev ua liaj ua teb thiab tsiaj txhu. Cov av ntawm lub xeev no, nyob rau sab qab teb sab hnub tuaj ntawm Asia, yog nplua nuj nyob rau hauv loj deposits ntawm natural resources. Mongols mine tooj liab, thee, molybdenum, tungsten, tin thiab kub. Kev lag luam mining hauv Mongolia suav rau lub xeev-kev lag luam tseem ceeb, tab sis kev rho tawm cov khoom siv raw tsis yog kev lag luam nkaus xwb uas cov pej xeem hauv lub tebchaws koom nrog
Pob tshab txhuas yuav hloov cov iav armored
Aluminium oxynitride (los yog AlON) yog cov ceramic uas muaj txhuas, oxygen thiab nitrogen. Cov khoom yog optically pob tshab (> 80%) nyob rau hauv lub ultraviolet, pom thiab ib nrab-yoj ntau yam ntawm cov electromagnetic spectrum. Nws yog tsim tawm txawv teb chaws los ntawm Surmet Corporation raws li ALON hom. Tsis ntev los no, cov kws tshawb fawb Lavxias tau tsim lawv tus kheej thev naus laus zis los tsim cov pob tshab txhuas, uas txawv me ntsis ntawm cov analogues txawv teb chaws
Aluminium composite panels: txheej txheem cej luam, piav qhia, manufacturers thiab installation nta
Aluminium composite panels, tus nqi uas yuav tau sau hauv qab no, feem ntau yog siv thaum ua tiav cov tsev, cov tsev thiab cov txheej txheem los ntawm sab nraud siv cov cuab yeej tshwj xeeb ventilated facade. Cov khoom siv no tseem tuaj yeem ua raws li lub hauv paus ntawm kev ntxhua khaub ncaws thiab hnav-tiv taus tiav rau ntau qhov chaw pej xeem, piv txwv li, tsev kho mob, tshav dav hlau, tsev noj mov thiab cafes, chaw nres tsheb ciav hlau, chaw nres tsheb npav
Polishing hlau rau kev nthuav qhia sheen
Feem ntau, hlau yog polished thaum xim ploj, xeb tshwm, lossis qee qhov tarnish tau pom. Qhov kev siv lub sijhawm no tsuas yog ua rau ntawm qhov chaw polished
Me me dej drilling rig: specifications thiab duab
Dej yog ib qhov chaw tseem ceeb ntawm lub neej rau txhua tus tsiaj nyob. Los ntawm qhov no nws ua raws li qhov muaj kuab paug nyob rau hauv ib tug neeg yuav tsum ib txwm nyob rau hauv ntau. Cov neeg nyob hauv nroog tau muab los ntawm lub xeev, tab sis cov neeg nyob sab nraud lub nroog tsis muaj dej li cas? Cov me me drilling rigs nyob rau hauv xws li mob yuav luag indispensable
Kev tsheb ciav hlau rau cov teeb meem: piav qhia, specifications, nta, duab
Engineering Obstacle Tsheb lossis yooj yim WRI yog cov txheej txheem uas tau tsim los ntawm lub tank nruab nrab. Lub hauv paus yog T-55. Lub hom phiaj tseem ceeb ntawm xws li ib chav tsev yog kev tso txoj kev hla cov av ntxhib. Tsis tas li ntawd, nws tuaj yeem siv los txhim kho kab ke tom qab siv riam phom nuclear, piv txwv li
Potassium silicate thiab kua iav - lawv muaj dab tsi sib xws?
Cov iav ua kua, cov ntaub nplaum nplaum yog cov ntaub ntawv uas peb paub zoo, vim lawv tau siv dav hauv lub neej txhua hnub. Tab sis feem ntau peb cov ntaub ntawv hais txog lawv muaj tsawg heev, tab sis tib lub sij hawm, kawm txog soluble poov tshuaj silicate, uas ua hauj lwm raws li lub hauv paus rau lawv siv, tsis yog tsuas yog nthuav, tab sis kuj pab tau
Filter paper: innovation hauv kev yooj yim
Cov ntawv lim niaj hnub, txawm tias nws qhov yooj yim sab nrauv, yog cov khoom siv thev naus laus zis. Yog vim li cas rau qhov no yog nws ntau yam kev siv thiab qhov tseem ceeb ntawm kev pom rau kev ua haujlwm du ntawm ntau chav nyob
Milling cutter "Makita": tshuaj xyuas thiab cov lus qhia
Txiav tshuab "Makita" - cov cuab yeej zoo niaj hnub, uas yog tsim los ntawm lub tuam txhab Japanese ntawm tib lub npe. Muaj ntau ntau cov qauv ntawm cov hom no, txhua qhov txawv ntawm kev ntseeg siab, kev sib dhos zoo thiab kev siv yooj yim
Tes milling cutter - tus pab tswv tsev
Ib txhais tes zeb, tsis zoo li lub tshuab nyob ruaj ruaj, siv qhov chaw me me, nws kuj pheej yig, thiab nws cov txiaj ntsig yog qhov tseem ceeb. Hauv kev txawj txhais tes, cov cuab yeej no tuaj yeem hloov tau ntau yam khoom siv ntoo
Steel R18: GOST, yam ntxwv, forging thiab analogues
Txhua tus neeg, txawm tias nyob deb tshaj plaws ntawm kev lag luam, tsawg kawg ntawm lub kaum ntawm nws pob ntseg hnov txog cov khoom zoo ntawm cov hlau R18. Nws yog rumored los ua ib tug super-nyuaj alloy muaj peev xwm ntawm kev txiav, drilling los yog lwm yam ua hauj lwm lwm yam qib ntawm steel. Ntxiv nrog rau cov yam ntxwv ntawm lub zog, kev kub ceev 18th steel muaj nuj nqis heev los ntawm cov kws ua hlau, cov tuam txhab riam hauv tsev thiab riam phom edged. Puas yog P18 steel tsim nyog tus cwj pwm zoo li no lossis tsis? Koj yuav kawm txog qhov no los ntawm kab lus
Hlau 40ХН: yam ntxwv, GOST thiab analogues
Hmoov tsis zoo, tshawb txog Is Taws Nem loj hauv kev tshawb nrhiav cov ntsiab lus yooj yim thiab nkag siab ntawm cov ntsiab lus ntawm cov qauv hlau thiab cov hlau hauv cov ntsiab lus, qhov zoo tshaj plaws, koj yuav pom ob peb nqe lus uas tsis muaj kev nkag siab ntau. Hauv lwm qhov xwm txheej, cov ntaub ntawv tau muab rau hauv daim ntawv yooj yim clippings los ntawm cov ntaub ntawv tswj hwm, qhov twg tag nrho cov ntaub ntawv yuav raug muab rau hauv daim ntawv ntawm kev tsis paub txog kev tshawb fawb thiab kev sau ntawv thiab cov npe
Pridneprovskaya TPP (Dnepropetrovsk cheeb tsam)
Pridneprovska TPP yog lub cheeb tsam loj thermal fais fab nroj tsuag uas muab lub zog thiab cua sov rau cheeb tsam Dnipropetrovsk. Nws yog nyob rau hauv lub suburbs ntawm lub nroog ntawm Dnepr (yav tas los Dnepropetrovsk) nyob rau sab laug ntug dej ntawm lub tib lub npe. Lub peev xwm nruab yog 1765 MW
Solder rau soldering tooj liab, txhuas, tooj dag, hlau, stainless hlau. Solder muaj pes tsawg leeg rau soldering. Hom solders rau soldering
Thaum nws yuav tsum tau ua kom ruaj khov ntau yam khoom sib txuas ua ke, soldering feem ntau xaiv rau qhov no. Cov txheej txheem no tau nthuav dav hauv ntau lub lag luam. Peb yuav tsum tau solder thiab tsev craftsmen
Ntau npaum li cas yog Airbus A321
Lub Airbus A321 alarm haum rau 185-220 tus neeg caij tsheb, lub tsheb txav hauv huab cua ntawm qhov ceev ntawm 903 km / h, qhov siab tshaj plaws nqa qhov siab yog 10.5 km, dav dav yog li 4.3 txhiab km. Lub dav hlau muaj rau tus neeg caij tsheb thiab yim lub qhov rooj thaum muaj xwm ceev nrog lub fuselage ntev txog 45 meters
Productivity ntawm bulldozers. Bulldozer Performance xam zauv
Thaum tsim cov pits, excavations thiab embankments, nws yog advisable siv ib tug bulldozer txheej ntawm cov khoom yog hais tias qhov nruab nrab ntawm longitudinal los yog transverse hauling tsis tshaj 100 meters. Txhawm rau xaiv cov qauv zoo tshaj plaws ntawm cov cuab yeej tshwj xeeb, nws yog ib qho tsim nyog los sib piv cov kev ua tau zoo ntawm cov bulldozers nrog cov chav kawm sib txawv thiab cov khoom siv sib txawv
Lub hom phiaj dav dav: khoom siv, lub hauv paus ntawm kev ua haujlwm, daim ntawv thov, duab
Automotive cov cuab yeej yog tsuas yog nruab nrog standardized internal combustion engines (ICEs), tus tsim ntawm uas yog teem rau kev tso kawm nyob rau hauv lub engine compartment. Txawm li cas los xij, muaj kev xav tau zoo rau cov khoom siv hluav taws xob ntawm cov khoom siv hauv vaj, los ntawm cov chaw tsim khoom ntawm snowplows, snowmobiles, thiab lwm yam. Tsis tas li ntawd, cov kev xav tau rau kev sib koom ua ke thiab kev ua haujlwm tsis zoo nyob rau hauv cov xwm txheej zoo li no txawv ntawm cov qauv tsheb
Cov roj cua sov ua lwm txoj hauv kev rau cov cua sov ib txwm muaj
Cov roj cua sov tau dhau los ua qhov xav tau tshaj plaws rau kev tsim hluav taws xob. Nws tsis pom zoo kom siv roj thiab hluav taws xob ua qhov chaw cua sov thiab dej. Ntxiv mus, thaum kub hnyiab, cov roj cua kub tso tawm ntau lub zog ntau dua li cov roj diesel, ua rau nws lub zog tsim nyog tshaj plaws rau cov cua sov hauv tsev
Ob daim nplaum nplaum (epoxy, polyurethane)
Ob-cov khoom nplaum - ib pawg ntawm cov nplaum zoo uas tsis muaj cov kuab tshuaj. Lub ntsiab Cheebtsam yog resins (binders) thiab hardeners (sib cais, yuav ua tau nyob rau hauv daim ntawv ntawm kev ncua los yog nyob rau hauv hmoov)
Lavxias teb sab nyoob hoom qav taub "Black Shark" nrog cov hniav ntse
US Army tsheb ua tau raws li cov qauv siab tshaj plaws, tab sis Farnborough aerospace exhibition tau pom qhov ua tiav zoo tshaj plaws ntawm Lavxias Ka-50 Black Shark nyoob hoom qav taub hla lawv
Chaw nres nkoj Bronka - qhov chaw ua haujlwm ntau yam kev thauj mus los hauv hiav txwv
Lub chaw nres nkoj tshiab tau tsim nyob rau hauv Gulf of Finland - Bronka, yoog kom tau txais cov thawv niaj hnub thiab ferry-hom nkoj hiav txwv. Qhov project no yog siv nyob rau hauv lub moj khaum ntawm lub tswv yim rau txoj kev loj hlob ntawm outports ntawm St. Cov neeg muas zaub yog tsoom fwv ntawm Northern capital thiab Ministry of Transport ntawm Lavxias teb sab Federation. Xav txog keeb kwm ntawm kev tsim kho ntawm qhov chaw nres nkoj thiab nws qhov kev cia siab
Cov cuab yeej tiv thaiv: lub hom phiaj, hom, kev faib tawm, kev qhia tshwj xeeb, kev teeb tsa, cov yam ntxwv ntawm kev ua haujlwm, teeb tsa thiab kho
Cov cuab yeej tiv thaiv tam sim no ua haujlwm yuav luag txhua qhov chaw. Lawv yog tsim los tiv thaiv ob qho tib si hluav taws xob tes hauj lwm thiab cov khoom siv hluav taws xob, ntau lub tshuab, thiab lwm yam. Nws yog ib qho tseem ceeb heev rau kev txhim kho thiab ua raws li cov kev cai ntawm kev khiav hauj lwm kom cov cuab yeej lawv tus kheej tsis ua rau hluav taws kub, tawg, thiab lwm yam
Modular yas pontoons
Cov kab lus no tau mob siab rau rau cov yas pontoons modular. Cov hom ntawm cov modules, lawv cov qauv tsim, cov khoom ua haujlwm, thiab lwm yam raug txiav txim siab
Satin yog ntaub tsim nyog rau koj
Satin yog cov ntaub uas zoo nkaus li zoo hauv txhua pawg thiab ib txwm nyiam mloog. Cov khaub ncaws ua los ntawm cov khoom siv no ib txwm saib zoo thiab txaus siab rau lub qhov muag. Nws tseem tuaj yeem kho qhov sab hauv ntawm koj lub tsev zoo kawg nkaus
Penzhinskaya TPP: xwm txheej ntawm qhov project thiab kev cia siab
Penzhinskaya TPP yog ib lub chaw tsim hluav taws xob loj tshaj plaws hauv ntiaj teb, kev tsim kho thawj theem uas tau npaj yuav ua tiav los ntawm 2035. Nyob rau hauv cov ntaub ntawv ntawm qhov project, hluav taws xob hluav taws xob yuav raug tsim los ntawm kev hla ntawm cov dej loj los ntawm cov nroj tsuag lub turbines thaum lub sij hawm dej ntws. Qhov nruab nrab txhua xyoo tso zis tuaj yeem yog los ntawm 50 txog 200 billion kWh
LDPE: daim ntawv thov
Polyethylene tsawg-density yog nias tom qab ntxuav, thiab cov tshuaj ntxiv rau nws los txhim kho qhov zoo. Ib qho stabilizer, ethylene glycol thiab sodium nitrophosphate yog siv los ua kom nws kaj, thiab siv quav ciab los ua kom nws ci dua
Aramid ntaub: nta, khoom, kev saib xyuas
Dab tsi yog aramid fibers? Dab tsi yog cov khoom siv aramid npuag muaj? Nws yog siv nyob rau hauv cov cheeb tsam twg? Yuav ua li cas tu ib ce ua los ntawm aramid ntaub?
Bar iav hauv kev tsim cov racks
Lub bar hauv ntau lub chaw ua haujlwm tseem ceeb heev hauv kev tsim ib tus neeg sab hauv style. Yog li ntawd, ntau tus muab nws ib qho txawv txawv thiab tsos. Bar iav yuav pab tau qhov no, uas yuav ua tau tag nrho cov haujlwm no
VL80s hluav taws xob locomotive, tsim nta
Thawj VL80s hluav taws xob locomotives tau sib sau ua ke hauv xyoo 1961. Kev tsim cov tshuab txuas ntxiv rau ntau dua 30 xyoo, thaum lub sijhawm hloov pauv ntau yam rau tus tsim. Ib qho kev hloov kho tom qab yog VL80s hluav taws xob locomotive, tsim los ntawm 1979
Gas chromatography. Txoj kev muaj peev xwm
Gas chromatography yog ib txoj hauv kev ntawm kev tshuaj xyuas uas tau txais kev txhim kho theoretical zoo heev. Nws yog kev ua tib zoo kawm txog nws cov theoretical thiab kev siv lub hauv paus uas tau pab txhawb txoj kev loj hlob sai ntawm cov txheej txheem no nyob rau hauv kaum xyoo dhau los
Anodized aluminium. Txheej tshwj xeeb rau cov khoom siv
Aluminium nws tus kheej yog cov khoom siv lub teeb heev uas tuaj yeem ua tau zoo. Txawm li cas los xij, thaum cuam tshuam nrog oxygen, cov khoom no oxidizes sai heev, uas yog vim li cas nws tsis tuaj yeem siv rau cov tais diav, piv txwv li. Txawm li cas los xij, anodized aluminium daws yuav luag txhua yam teeb meem
Cov kev sib tw ua ntej li cas thiab lawv ua li cas hnub no? Swedish kev sib tw
Cov kab lus tau mob siab rau keeb kwm ntawm kev tsim cov kev sib tw - los ntawm lawv cov qauv ua ntej rau cov niaj hnub. Nws kuj qhia txog qhov nto moo Swedish kev sib tw, kev hloov pauv ntawm cov tshuaj lom neeg ntawm lub taub hau match thiab cov ntawv nplaum rau lub thawv