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In addition, the aluminate phase of the slag could bind chlorides to form Fredel's salt resulting from reinforced concrete corrosion test. 由氯離子滲透試驗結(jié)果顯示，水泥取代率與電荷通過量之關(guān)系有一明顯折點，此折點可做為選擇最適取代率之指標(biāo)。