This article from the raw materials,mix proportion and construction technology perspective of the mechanism of sand,describes the mechanism of sand concrete appearance quality control measures,to improve the appearance quality of concrete with mechanism of sand has guiding significance.%从机制砂混凝土的原材料、配合比及施工工艺等角度出发,介绍了机制砂混凝土外观质量控制的措施,对于提高机制砂混凝土的外观质量具有指导意义。
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