A.6-8mmB.7-9mmC.10-12mmD.8-12mm
A.上下縫對(duì)齊 B.按美觀要求砌筑 C.錯(cuò)縫搭接 D.砂漿飽滿均勻 E.砂漿按高度逐漸減薄
A.100×100×100 B.53×115×240 C.100×200×200 D.60×120×240