The ratio of Fe_(oct)~(3+) to Fe_(Tet)~(3+) in C_4AF is>1.C_4AF in the high-iron cement clinker has greater hydration activity than pure C_4AF.是什么意思_The ratio of Fe_(oct)~(3+) to Fe_(Tet)~(3+) in C_4AF is>1.C_4AF in the high-iron cement clinker has greater hydration activity than pure C_4AF.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句