A. 水泥中碱性氧化物与集料中活性氧化硅之间的反应
B. 水泥中Ca（OH）2与集料中活性氧化硅之间的反应
C. 水泥中C3S与集料中CaCO3之间的反应
D. 水泥中C3S与集料中活性氧化硅之间的反应
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