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Cov lus qhia
1. Siv daim ntawv riam tshem tawm cov av hauv qhov sib txawv ntawm cov vuas thiab tawm hauv qhov 1 hli groove;
2. Siv txhuam kom tshem tawm cov khib nyiab hauv qhov sib txawv ntawm cov vuas;
3. Siv ib lub awl los tho lub raj mis lub qhov ncauj ntawm cov pobzeb grout;
4. Txhim kho lub taub hau yas, thiab siv cov hniav txiav lub taub hau yas rau hauv 45-degree bevel;
5. Txhim kho cov nplais pobzeb ntawm lub iav nplaum rab phom thiab kis nws tusyees hauv qhov zawj huv si;
6. Tom qab hais txog 60cm, tam sim ntawd siv koj cov ntiv tes los yog ib lub scraper los nthuav cov xim sib npaug;
7. Siv daim txhuam cev los so cov xim ntau dhau ntawm cov nplais, kom tsis txhob nyuaj rau kev ntxuav tom qab khov, tom qab so ob peb zaug, daim txhuam cev tuaj yeem ntxuav rov qab siv dua.
Nco ntsoov
Tom qab cov vuas yog caulked, qhov saum npoo yuav tsum tiaj tus, huv si, tsis muaj roj, hmoov qhuav thiab lwm yam impurities.Nws yog ib qho tsim nyog yuav tsum tau tos kom cov cement kom tiav thiab qhuav ua ntej siv cov pobzeb grout;
Cov pobzeb grout no haum rau qhov sib txawv ntawm qhov dav li ntawm 1-5mm thiab qhov sib txawv ntawm qhov tob ntawm 0.5-1.5mm.Kev tsim kho thickness ntawm cov pobzeb grout yog li 0.5 hli.Cov tuab tuab tsis yog tsuas yog khib nyiab xwb tab sis kuj siv sijhawm ntev los kho.
