再生粗骨料混凝土梁受弯计算适用性研究-建筑结构 关键词］再生粗骨料混凝土；梁；受弯计算；适用性 [gap=1143]Keywords:recycled coarse aggregate concrete; beam; bending calculation; applicability
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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；
The results show that the compressive strength and elastic modulus of recycled coarse aggregate concrete are lower compared with conventional concrete.
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 recycled coarse aggregate replacement rate on properties of concrete with the same slump is discussed in the paper.
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。
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.
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