2024 Tus sau: Howard Calhoun | [email protected]. Kawg hloov kho: 2023-12-17 10:28
Cov khoom siv yog ib lo lus paub rau ntau tus, txawm hais tias hauv kev tshaj tawm thiab tshaj tawm nws feem ntau hloov pauv los ntawm kev nkag siab ntau dua, tab sis kuj muaj cov kab lus ntev. Cov neeg txawv tebchaws uas kawm Lavxias yuav xav tsis thoob. "Shir" yog ib tug luv luv rau "dav", thiab "siv" yog noj. Yog li ntawd, lub tswv yim no txhais tau tias "cov khoom siv". Cia peb xav txog nws txoj kev txhais lus ntau ntxiv hauv qab no.
Cov khoom siv - cov khoom no yog dab tsi?
lo lus no tsis suav nrog feem ntau cov khoom noj thiab dej haus, txawm hais tias qee zaum lawv tau ntim thiab suav nrog hauv pawg no. Tsis tas li ntawd, cov khoom siv tsis suav nrog cov khoom uas tib neeg tsis tshua yuav - rooj tog, khoom siv hauv tsev, tsheb. Yam khoom siv twg los ntawm lub khoos phis tawj uas tuaj yeem ua haujlwm tau zoo rau 10 xyoo, lossis los ntawm lub tsheb, yog tias qee zaum nws kav ib tiam?
Cov khoom siv feem ntau yog xab npum, ntxuav thiab tshuaj pleev ib ce thiab cov khoom siv tu cev. Piv txwv li, tshuaj zawv plaub hau, daim txhuam cev thiab cov tshuaj ntxuav tais diav, ntawv tais diav, cov ntaub so ntub dej thiab tshuaj txhuam hniav. Lawv khiav ceev heev.
Thiab thiab cov khoom siv - cov no yog qee yamcov khoom siv hluav taws xob, xws li cov qij taws uas hlawv tawm tom qab 1000 teev ntawm kev siv, lossis roj teeb. Cov khoom siv muaj xws li phau ntawv rau cov tsev neeg uas cov menyuam mus kawm ntawv, nrog rau cov cwj mem, xaum thiab cov ntawv sau. Cov tom kawg muaj qhov ua tiav sai sai, piv txwv li, hauv chaw ua haujlwm loj.
Tshuaj kuj tuaj yeem suav nrog hauv qeb ntawm cov khoom siv, tab sis qhov no muaj tseeb rau cov neeg uas nquag noj, cov neeg noj qab haus huv tuaj yeem nyob ib xyoos lossis ntau dua yam tsis muaj tshuaj.
Qee yam ntawm cov khaub ncaws yog cov khoom lag luam, xws li thom khwm, vim lawv feem ntau rhais, tab sis khi tsis tuaj yeem muab faib rau hauv pawg no.
muag qhov twg?
Cov khoom siv tau muag txawm tias nyob hauv cov khw muag khoom me tshaj plaws. Lawv ib txwm muaj xab npum, tshuaj zawv plaub hau, ntawv phuam so tes, qhov muag teev, ntais ntawv, rab chais, tshuaj hauv tsev.
Nyob hauv nroog, muaj kev xaiv zoo ntawm cov khoom siv hauv cov khw muag khoom yooj yim thiab cov khw muag khoom. Cov no suav nrog:
- Magnit, Pyaterochka, Pokupochka, Titan, Baton, Optima, Dixy hauv Russia thiab Pud khw hauv Crimea.
- Rodny Kut, Hippo thiab Euroopt hauv Belarus.
- Silpo in Ukraine.
- "Peb Lub Lag Luam" hauv Kazakhstan.
- "Cov neeg" thiab "Capital" hauv Kyrgyzstan.
Qhov kev xaiv loj tshaj plaws ntawm cov neeg siv khoom hauv hypermarkets, piv txwv li, hauv Auchan thiab Lenta.
Kev tsis txaus ntawm cov khoom siv
Kev tsis txaus ntawm FMCG tuaj yeem tshwm sim vim muaj kev puas tsuaj ntuj tsim, kev lag luam tsis muaj zog thiab lwm yam xws li:
- Nyob rau xyoo tas los ntawm USSR. Tom qab ntawd nws tau mus rau qhov chaw uas cov xab npum nyob ntawm daim coupon. Tib yam tau pom tom qab Tsov Rog Thoob Ntiaj Teb Zaum Ob thiab Tsov Rog Ntiaj Teb Zaum Ob thaum xyoo 1940s vim kev lag luam poob qis.
- In Venezuela. Lub teb chaws muaj kev lag luam tsis muaj zog, nws tsim me ntsis ntawm nws tus kheej, thiab tag nrho cov no suav nrog kev nplua thiab kev ua yuam kev hauv tsoomfwv txoj cai.
- Nyob rau hauv DPRK. Nyob rau xyoo 1990, qhov no yog vim muaj teebmeem hluav taws xob, thiab xyoo tas los no, nrog rau kev rau txim.
Nyob rau hauv Belarus, lub chaw tsim khoom loj ntawm cov tshuaj hauv tsev yog kev lag luam "Barkhim" nyob rau hauv lub nroog Baranovichi, qhov muag teev yog tsim nyob rau hauv Brest, xab npum - hauv Gomel.
Nyob rau hauv Russia, xab npum yog tsim nyob rau hauv Kaluga, Rostov, Moscow thiab lwm lub nroog ntawm xab npum factories. Qhov muag teev tau tsim, piv txwv li, ntawm Kalashnikovo cog hauv thaj av Tver.
Pom zoo:
Cov lus kom nyiam cov neeg siv khoom: nthuav cov lus hais, cov lus tshaj tawm thiab cov piv txwv
Txhua tus tswv lag luam tab tom mus yos hav zoov rau cov kab lus lag luam zoo nkauj kom nyiam cov neeg siv khoom uas yuav hloov lawv lub vev xaib organic tsheb lossis kev lag luam tiag tiag rau hauv nyiaj. Cov lus muaj zog tsis yog rau SEO lub hom phiaj nkaus xwb vim tias lawv muaj lub zog los txhawb cov tib neeg los ua. Mus cuag cov nqe lus lag luam kom nyiam cov neeg siv khoom, tej zaum koj yuav xav tias txoj haujlwm no nyuaj heev
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Kev koom tes ntawm cov neeg siv khoom ua rau nws muaj peev xwm ua lag luam hauv thaj chaw kev lag luam dawb thiab tau txais txiaj ntsig se. Qhov cuam tshuam ntawm cov koom haum koom tes thiab cov ntaub ntawv raug cai tau dhau los ua pom tseeb. Vim li cas? Hom kev koom tes yog dab tsi? Cov lus teb rau cov lus nug no thiab tsis tshua muaj lus nug tuaj yeem pom hauv kab lus no
Cov ntsiab lus pabcuam rau cov neeg siv khoom. Kev Pabcuam Cov Neeg Siv Khoom. Kev pabcuam neeg siv khoom yog
Cov txheej txheem tsis sib haum xeeb uas qee zaum tshwm sim ntawm cov neeg siv khoom thiab cov tuam txhab tsim kho tuaj yeem ua rau lub neej ntawm ob tog mus ntev. Qhov ntawd yog qhov kev pabcuam rau cov neeg siv khoom. Nws yog nws lub luag haujlwm ncaj qha los xyuas kom muaj kev sib raug zoo thiab muaj peev xwm koom tes
Yam koj yuav tsum tau ua haujlwm hauv tsheb tavxij: cov ntaub ntawv tsim nyog thiab cov cai, cov cai thiab kev cai lij choj. Cov lus teb thiab cov lus qhia los ntawm cov neeg tsav tsheb tavxij, cov neeg siv khoom thiab cov neeg xa khoom
Raws li ntau tus neeg caij tsheb, txoj haujlwm ntawm tus tsav tsheb tavxij yog qhov yooj yim tshaj plaws. Koj zaum, mloog suab paj nruag zoo nkauj thiab tsav tsheb rov qab los. Thiab lawv muab nyiaj rau koj. Tab sis qhov no tsuas yog sab nraud ntawm lub npib. Qhov rov qab yog ntau dua rosy. Peb yuav tham txog nws hauv kab lus no. Thiab peb tseem yuav qhia txog yam koj xav tau ua haujlwm hauv tsheb tavxij
Peb siv cov khoom siv PVC txhua hnub. Cov khoom no yog dab tsi?
Dab tsi ua rau PVC nthuav dav? Nws yog dab tsi los ntawm kev xav ntawm chemical? Raws li nws cov qauv (-CH2-CHCl-) nyob rau hauv qib n (degree ntawm polymerization), PVC yog ib tug hluavtaws polymer, uas yog ib tug ntawm cov yooj yim sawv daws yuav thiab yog tsim los ntawm chlorine thiab roj (57 thiab 43 feem pua, feem). Cov txheej txheem ntau lawm yog tsawg dua li ib nrab nyob ntawm kev muab cov khoom siv roj av, uas ua rau cov khoom siv no tau txais txiaj ntsig thiab nws cov nqi qis
