(2019年真题)用于混凝土抹灰砂浆贴200*300瓷砖墙面,灰缝宽5mm ,假设瓷砖损耗率为8%, 则100m2瓷砖墙面的瓷砖损耗是( )m2。

2023-05-12

A.103.6
B.104.3
C.108
D.108.7


参考答案:A

P64-65
100m2墙面中瓷砖的净用量:100/[(0.2+0.005)*(0.3+0.005)]=1599.36块*0.2*0.3=95.96m2,100m2瓷砖的消耗:95.96*1.08=103.6m2