A.控制好砂漿稠度B.掛一塊檢查一塊,按前檐線走C.選好瓦材D.前檐線要拉豎直
A.選好瓦B.控制好砂漿稠度C.掌握好鋪灰用量D.用木錘敲擊密實(shí)
A.0.1%≤體積配筋率≤0.8%B.0.4%≤體積配筋率≤0.8%C.0.5%≤體積配筋率≤1%D.0.1%≤體積配筋率≤1%