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本文介绍了国内外机制砂的应用情况,通过相关试验的研究,得出机制砂对混凝土拌合物性能和耐久性的影响,论述了机制砂的技术要求。
This paper introduces the application of the system sand at home and abroad. Through the research of related experiments, the influence of mechanism sand on the performance and durability of the concrete mixture is obtained. The technical requirements of the system sand are discussed.