关键词：机制砂；石粉；抗冻性；氯离子渗透系数 [gap=1223]Key words: manufactured-sand concrete; stone-dust; resistance to freezing; chlorine ion permeability coefficient ..
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manufactured sand concrete 机制砂混凝土
manufactured sand high strength concrete 机制砂高强混凝土
manufactured sand fly ash concrete 人工砂粉煤灰混凝土
The results of the loading test show that T-type girder made of manufactured-sand concrete has high load-carrying ability and anti-deformability.
同时，荷载试验还表明，机制砂混凝土T梁具有高的承载能力和抗变形能力。
By the means of adding mineral admixture and high-range water reducer, this article used the manufactured sand as the fine aggregate to produce the high strength flowing manufactured sand concrete.
本文论述了通过掺加矿物掺合料、高效减水剂的技术途径，利用机制砂作为混凝土的细集料，在实验室配制出了大流动性的高强机制砂混凝土。
It was investigated that the effects of the different content micro-fines on the bleeding rate in manufactured-sand fresh concrete.
测试了不同石粉含量对机制砂混凝土拌合物泌水率的影响。
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