Kev yuav thiab tu ntawm Marble, Granite thiab lwm yam pob zeb zoo nkauj

Marble thiab granite yog hu ua ntsej muag pob zeb.

60 cm × 60 cm ua piv txwv:

1. Lub thickness ntawm lub slate yuav tsum zoo ib yam, tsis tsawg tshaj li 1.5cm, plaub lub ces kaum yuav tsum muaj tseeb, yuav tsum yog txoj cai ces kaum, txiav ntug yuav tsum zoo huv si, thiab yuav tsum tsis txhob muaj teeb meem txhua yam kab los yog ntug tawg.

2. Qhov ci ntsa iab yuav tsum zoo, thiab yuav tsum tsis muaj qhov chaw ntawm qhov chaw, thiab qhov ci ntsa iab yuav tsum yog tsawg dua 80 degrees.

3. Cov qauv saum npoo thiab cov qauv yuav tsum zoo ib yam yam tsis muaj qhov txawv txav, thiab cov xim sib txawv yuav tsum yog tib yam.

4. Cov qauv sab hauv yuav tsum nruj tsis muaj qhov tawg.

Kev saib xyuas ntawm lub ntsej muag pob zeb.

1. So kom nquag plias, ua kom lub ntsej muag huv si, siv quav ciab thiab txhuam kom tsis tu ncua kom cov pob zeb zoo li tshiab txhua lub sijhawm.

2. Sim kom tsis txhob muaj kua qaub, alkali thiab lwm yam tshuaj tiv thaiv ncaj qha rau saum npoo, ua rau cov tshuaj tiv thaiv thiab xim sib txawv.

3. Sim kom tsis txhob muaj kev sib txhuam ncaj qha thiab nquag ntawm cov khau ib leeg rau hauv av.