The influence of recycled coarse aggregate replacement rate on properties of concrete with the same slump is discussed in the paper.
系统研究了坍落度相同的情况下再生粗骨料取代率对混凝土基本性能的影响。
The influence of different recycled coarse aggregate (RCA) replacement ratios on the strength of recycled concrete was investigated.
研究分析了再生粗集料不同取代率对再生混凝土各种强度指标的影响。
It is summed up through the test that the compressive strength and the cleavage tensile strength of and recycled concrete increased with the enhancement of the strength of recycled coarse aggregate.
通过试验总结出再生混凝土劈裂抗拉强度与抗压强度随着再生粗骨料强度等级增加而逐渐增加。
The effect of recycled coarse aggregate quantity, recycled fine aggregate, PFA replacing cement quantity and water cement radio on the recycled concrete compression strength and slump.
本文研究了再生粗骨料掺量、再生细骨料掺量、粉煤灰取代水泥量和水灰比对再生混凝土抗压强度和坍落度的影响。
And analyses that the five factors have an effect on the workability and mechanical properties of recycled coarse aggregate high strength concrete.
分析这五个因素对再生混凝土工作性能和力学性能的影响。
Moreover, chloride ion charge passed of recycled concrete was increased with the incremental replacement of recycled coarse aggregate.
再生混凝土氯离子导电量随着再生粗骨料取代率的增加而增加。
The results show that the compressive strength and elastic modulus of recycled coarse aggregate concrete are lower compared with conventional concrete.
结果表明：相对于普通混凝土，随着再生粗骨料取代率的增加，再生粗骨料混凝土具有强度和弹性模量降低等特点；
On the physical properties, many deferent ingredients of recycled concrete are tried by adjusting concrete mixture ratio including the recycled coarse aggregate, FDN and fly ash.
在再生混凝土基本性能方面：通过采用不同的水灰比、不同的再生骨料的取代率以及不同的减水剂掺进量，配制再生混凝土。
On the physical properties, many deferent ingredients of recycled concrete are tried by adjusting concrete mixture ratio including the recycled coarse aggregate, FDN and fly ash.
在再生混凝土基本性能方面：通过采用不同的水灰比、不同的再生骨料的取代率以及不同的减水剂掺进量，配制再生混凝土。
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