1. Hauv pem teb yuav tsum qhuav.
2. Hauv pem teb yog tiaj. Yog tias hauv av tsis sib xws, tus kheej theem leveling tuaj yeem siv rau theem.
3. Tsis muaj kev tawg rau hauv av, yog tias muaj, nws tuaj yeem txo qhov ntawd nrog epoxy cob.
4. Nws raug nquahu tias qhov kub hauv tsev yog 15-28 ℃, thiab kev tsim kho raug txwv hauv qab 5 ℃.
5. 48 teev ua ntej kev tsim kho, cov khoom lag luam yuav tsum tso rau ntawm qhov chaw tsim kho kom haum rau qhov kub thiab txias, kom tiv thaiv kev nthuav dav thiab ntim cov khoom lag luam tom qab kev tsim kho.
6. Ua ntej, siv cov kua nplaum ua kua nplaum rau hauv av, xyuam xim rau qhov nyiaj, thaum cov kua nplaum lo nplaum, tso PVC pem teb rau hauv av, thiab xyuam xim rau cov qauv kev coj ua.
7. Lub qhov thiab weld tom qab paving. Siv phom vuam siv los kaw qhov zawj. Tom qab cov electrode txias lawm, siv cov hniav hluav taws xob los ua kom zoo dua qub.
Kev tu thiab tu ntawm PVC anti-zoo li qub pem teb
1. Tso cov ntaub pua plag thiab lwm yam ntawm qhov chaw nkag thiab tawm kom txo qis lub neej ntawm kev puas tsuaj hauv pem teb.
2. Siv cov tshuaj ntxuav tu nruab nrab thiab semi qhuav mop los ntxuav cov pa phem saum npoo av.
3. Kev siv cov kev siv quav ciab saum npoo av rau kev tu vaj tse saum npoo av tuaj yeem tiv thaiv cov xim hauv av. Siv cov ciab yuav siv tau 12 teev tom qab kev tsim kho.
Kev ceev faj rau PVC tiv thaiv zoo li qub hauv pem teb
1. Txhawm rau kom ntseeg tau tias qhov kev tsim kho zoo, thov siv LG cov khoom siv pabcuam.
2. Chav tsev ua tiav tshiab yuav hnov tsw ntawm cov nplaum, thov ua kom muaj pa.
