...水北调 天然骨料 碱-硅酸反应 碱-碳酸盐反应 [gap=1142]Key Words: South-to-North Water Transfer Project, natural aggregates, alkali-silica reaction (ASR), alkali-carbonate reaction (ACR) ..
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natural aggregate concrete 天然骨料混凝土
natural aggregate system 天然骨料系统
natural concrete aggregate 天然混凝土骨料
Natural lightweight aggregate 自然轻骨材
Aggregate natural 天然骨材
Aggregate natural lightweight 天然轻骨材
natural l aggregate 天然骨料
Natural Fine Aggregate 天然细骨料
natural l concrete aggregate 天然混凝土骨料
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In this paper, the concrete adding by sewer sludge by replacing of natural aggregate was prepared.
本文研究了以管沟污泥等量替代天然细集料制备水泥混凝土。
Regeneration aggregate can substitute natural aggregate and be used for highway base and subbase aggregate.
得出再生集料可以替代天然集料用于高等级公路基层和底基层的结论。
Using cracked brick as coarse aggregate in concrete can reduce pollution and decrease the usage of natural aggregate.
将碎砖作为混凝土的粗骨料，能够减少污染和减少天然骨料的使用。
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