硅酸盐水泥熟料中的主要成分有C3S、C2S、C3A和C4AF等、（）是水泥早期强度的主要来源。A、C2SB、C3AC、C4AF
硅酸盐水泥熟料中的主要成分有C3S、C2S、C3A和C4AF等、（）是水泥早期强度的主要来源。
- A、C2S
- B、C3A
- C、C4AF
相关考题：
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