A.1:1水泥砂漿 B.1:2水泥砂漿 C.1:3水泥砂漿 D.1:4水泥砂漿
A.1% B.2% C.3% D.4%
A.切割機的鋸切深度不應小于240mm B.機架應有足夠的強度、剛度、穩(wěn)定性 C.切割機的鋸切深度不應小于370mm D.切割機宜配備水冷卻系統(tǒng)