当水灰比小于0 57时，再生混凝土的抗压强度随着水灰比的增大而增大。
However, when water cement ratio is below 0.57, compressive strength of recycled aggregate concrete increases with water cement ratio increased.
试验结果表明，再生混凝土的抗压强度随再生骨料取代率的增加而整体成下降趋势，但下降幅度不大，大都在10%以内；
Experimental results show that the compressive strength of RC increases with the time growth, overall decline with the replace rate of RCA growth, but mostly less than 10% in the degree;
根据统计分析和贝叶斯估计结果，建议了强度等级为C20和C30再生混凝土抗压强度的标准值与标准差的取值。
Based on the results of Bayes estimations, the standard deviations for the compressive strength of RAC with strength grades of C20 and C30 were proposed.
研究了再生骨料掺量、粉煤灰取代水泥量、粉煤灰超量系数和水灰比对粉煤灰再生混凝土抗压强度的影响。
The effects of recycled aggregate quantity, PFA replacing cement quantity, PFA over-replacing quantity and water cement ratio on PFA regeneration concrete compression strength were studied.
再生混凝土的早期抗压强度和弹性模量对于该类结构施工期的安全性具有重要影响。
The mechanical properties of recycled aggregate concrete at early age are very important for the construction projects safety using this kind of material.
试验结果表明，随着再生骨料掺入量的增加，混凝土的回弹值、抗压强度、劈裂抗拉强度、抗折强度和弹性模量均有不同程度的降低。
The result shows the concrete rebounding value, compressing strength, tensile splitting strength, rupture strength and elastic modulus are reduced in different degree by adding recycled aggregates.
结果表明，再生混凝土空心砌块具有足够的抗压强度，可以作为砌体结构中的承重砌块。
The result suggests that regeneration concrete hollow brick has enough anti-pressure strength, which can be used as load-bearing masonry block in the masonry structure.
基于(2)和(4)中抗压强度与劈裂抗拉强度的试验结果，对再生混凝土抗压强度与劈裂抗拉强度之间的关系进行统计分析。
Based on experimental data of (2) and (4), results of the statistical analysis for the relationship between compressive strength and splitting tensile strength of RAC was given.
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。
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.
结果表明，再生混凝土空心砌块具有足够的抗压强度，可以作为砌体结构中的承重砌块。
The result suggests that regeneration concrete hollow brick has enough anti-pressure strength, which can be…
基于试验结果，建议了再生混凝土早期抗压强度和弹性模量的计算公式。
Based on the test results, calculation equations for compressive strength and elastic modulus of recycled aggregate concrete were proposed.
基于试验结果，建议了再生混凝土早期抗压强度和弹性模量的计算公式。
Based on the test results, calculation equations for compressive strength and elastic modulus of recycled aggregate concrete were proposed.
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