A.32.5,42.5 B.32.5,24.5 C.42.5,32.5 D.33.5,42.5
A.1:3/1:2.5 B.1:1.5/1:2 C.1:2/1:2.5 D.1:2.5/1:2
A.礦渣水泥 B.硅酸鹽水泥 C.火山灰水泥 D.粉煤灰水泥