A.1%~2%B.2%~3%C.3%~5%D.5%~10%
A.0.5~1.0 B.1.0~1.5 C.1.5~2.0 D.2.0~2.5
A.硅酸鹽 B.硅酸鹽+礦渣 C.硅酸鹽+礦渣+石膏 D.硅酸鹽+石膏