A.1:2.5水泥中八厘石粒漿B.1:3水泥中八厘石粒漿C.1:1水泥大八厘石粒漿D.1:1.5水泥大八厘石粒漿
A.0.40—0.50B.0.40—0.60C.0.30—0.50D.0.20—0.30
A.1:0.4:3B.1:0.6:3C.1:0.8:4D.1:0.5:3