试验结果表明：粉煤灰单掺降低了再生骨料混凝土的强度和弹性模量；
The experimental results show that the strength and elastic modulus of RAC are reduced when containing fly ash only.
掺粉煤灰再生骨料混凝土的拉压比与同强度等级的高强混凝土相比有所提高，抗裂性能有所改善。
Compared with the normal concrete, ratio of the splitting tensile strength to the compression strength of recycled aggregate concrete with fly ash is increased, and the cracking resistance improved.
为了研究部分再生骨料混凝土梁的力学性能，完成了5种配筋率共15根部分再生骨料混凝土梁的试验。
In order to investigate mechanical properties of partial recycled concrete beams, 15 partial recycled concrete beams with 5 kinds of reinforcement ratios were studied by experiment.
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