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石灰-石灰是一种以氧化钙为主要成分的气硬性无机胶凝材料，用石灰石、白云石、白垩、贝壳等碳酸钙含量高的原料，经900～1100℃煅烧而成。石灰是人类最早应用的胶凝材料。公元前8世纪古希腊人已用于建筑，中国也在-shihui</br> generated by yvsou girl
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(28.56701.236.7261.7283.7362)
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