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本文根据意大利百通混凝土有限公司砂石级配曲线,通过试算法选择混凝土砂率,并对混凝土拌合物性能进行试验,试验结果表明,依据该曲线选定的砂率,所拌制的混凝土有较好的工作性能,可以在配合比设计中,指导混凝土砂率的选择。
In this paper, according to gravel gradation curve of Italy Beton Concrete Co., Ltd., the sand ratio of concrete is selected by trial calculation method, and the performance of concrete mixture is tested. The test results show that according to the sand rate selected by the curve, Have better work performance, can be in the mix design, guide the choice of concrete sand rate.