Xov xwm
-
Thiab dab tsi yog txoj kev siv hluav taws xob teeb liab npauj npaim valve?
Lub teeb liab npauj npaim valve feem ntau yog siv rau hauv ntau yam roj av, tshuaj, tshuaj, dej, dej thiab lwm yam.Daim ntawv thov ntau yam yog dav heev.Qhov tseem ceeb tshaj plaws yog tias nws tuaj yeem siv rau hauv cov roj corrosive, kua lossis txawm tias cov kua dej semi-kua.Ntau lub tsev siab siab yog peb ...Nyeem ntxiv -
Kev siv thiab siv cov hluav taws kub hauv av
1, Kev Siv: Feem ntau hais lus, cov hluav taws kub hnyiab hauv av yuav raug ntsia rau hauv qhov chaw pom tseeb saum av, yog li thaum muaj hluav taws kub, cov hluav taws kub hnyiab tuaj yeem pom thawj zaug kom tua hluav taws.Thaum muaj hluav taws kub ceev, koj yuav tsum qhib lub qhov rooj tua hluav taws thiab ...Nyeem ntxiv -
Kev ua haujlwm thiab qhov zoo ntawm cov hluav taws kub hauv av
Kev ua haujlwm ntawm cov hluav taws kub hauv av Ntawm cov khoom siv hluav taws xob hauv av sab nraum zoov, cov hluav taws kub hauv av yog ib qho ntawm lawv.Nws yog tsuas yog siv rau kev siv dej rau cov tshuab hluav taws xob lossis cov cuab yeej txuas ncaj qha nrog cov kav dej thiab cov phom dej thiab tua hluav taws.Nws yog qhov tsim nyog ...Nyeem ntxiv -
Kev tiv thaiv hluav taws tsim cov yam ntxwv ntawm cov tsev siab siab
Tam sim no, muaj ntau thiab ntau lub tsev siab nyob hauv Suav teb.Niaj hnub no, thaum cov peev txheej av tsis tshua muaj, cov tsev tsim kho nyob rau hauv txoj kab ntsug.Tshwj xeeb tshaj yog qhov muaj nyob ntawm cov tsev siab siab, qhov kev tiv thaiv hluav taws no coj cov teeb meem loj.Yog hais tias hluav taws tawg nyob rau hauv lub super siab ...Nyeem ntxiv -
Dab tsi yog qhov sib txawv ntawm qhov kaw hluav taws tua hluav taws thiab qhib hluav taws tua hluav taws?India, Nyab Laj, Iran
Lub tshuab hluav taws xob tua hluav taws tau muab faib ua qhov kaw hluav taws tua hluav taws thiab qhib hluav taws tua hluav taws.Cov txheej txheem sib txawv muaj cov qauv kev ua haujlwm sib txawv ntawm lub taub hau sprinkler.Niaj hnub no, cov chaw tsim hluav taws xob sprinkler yuav tham txog qhov sib txawv ntawm cov no.A...Nyeem ntxiv -
Ua hauj lwm hauv paus ntsiab lus ntawm ntau yam hluav taws kub sprinkler taub hau
Lub iav pob sprinkler yog qhov tseem ceeb thermal rhiab heev nyob rau hauv lub tshuab tsis siv neeg sprinkler.Lub khob iav yog ntim nrog cov organic daws nrog sib txawv expansion coefficients.Tom qab thermal expansion ntawm qhov sib txawv ntawm qhov kub thiab txias, lub khob pob tawg, thiab cov dej ntws hauv cov raj xa dej hauv ...Nyeem ntxiv
