水泥中四种矿物C3S、C2S、C3A、C4AF中水化速度最快的为（）。

A.C3S

B.C2S

C.C3A

D.C4AF

A.C3S

B.C2S

C.C3A

D.C4AF

A.C4A3S

B.C2S

C.C3S

D.C3A

A.C3A

B.C2S

C.C3S

D.C4AF

在硅酸盐水泥熟料矿物C₃S、C₂S、C₃A、C₄AF中，干缩性最大的是______。

A.C3S

B.C2S

C.C3A

D.C4AF

A.C3A＞C2S＞C3S＞C4AF

B.C3A＞C3S＞C4AF＞C2S

C.C3A＞C4AF＞C3S＞C2S

D.C3S＞C3A＞C4AF＞C2S

A.C3S

B.C2S

C.CA

D.C3A

A.CaO

B.SiO2

C.C2S

D.C3A

E.C3S

F.C4AF

A.C3S

B.C3S+C3A

C.C3A

D.C2S

A.C3A，C2S

B.C2S，C3S

C.C3S，C3A

D.C3A，C4AF