将下面这段话翻译成英文:采用大掺量再生混凝土粉 RCP制备骨料研究了养护方式、RCP研磨时间、RCPSlag、Na2O用量和Na2SiO3模数对碱激发大掺量再生混凝土粉-矿渣骨料AARCPSA性能的影响;采用上述骨料制备混凝土研究骨料养护时间、骨料泡水时间和骨料材料配比对混凝土性能的影响。试验结果表明AARCPSA具有良好的物理、力学与微观性能;RCP在AARCPSA中主要起物理作用其中RCP的稀
The influence of curing method, RCP grinding time, RCP:Slag ratio, Na2O dosage and Na2SiO3 modulus on the performance of alkali-activated high-volume recycled concrete powder-slag aggregate (AARCPSA) was studied using large doses of recycled concrete powder (RCP) as aggregate. Concrete was prepared using the above-mentioned aggregate and the influence of aggregate curing time, aggregate soaking time and aggregate material ratio on the concrete performance was investigated. The experimental results showed that AARCPSA had good physical, mechanical and microstructural properties. RCP mainly played a physical role in AARCPSA, and the dilution and filling effects of RCP greatly improved the preparation and performance of AARCPSA. The concrete prepared using AARCPSA had a lower density than ordinary concrete, with compressive strength and splitting tensile strength reaching 59MPa and 4.5MPa respectively. Compared with aggregate strength, the effect of aggregate particle size distribution on the internal damage morphology of concrete was more significant.
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