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日本最近研制开发出由粉煤灰100份(重量)和石灰石200—500份配料磨细,在1350至1430℃下,用回转窑煅烧成C_3S为50—60％、C_2S为10％左右、C_4A为15—25％、
Japan recently developed from the fly ash 100 parts by weight and limestone 200-500 parts of fine grinding at 1350 to 1430 ° C, rotary kiln calcined to C_3S 50-60%, C_2S is about 10%, C_4A For 15-25%