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本文通过对山砂与河砂的物理性能及应用进行对比试验,发现山砂用于生产混凝土是可行的,对合理利用当地原材料、满足生产需求、缓解资源紧张的形势有积极促进的作用。
Through comparing the physical properties and applications of mountain sand and river sand, it is found that it is feasible to use the mountain sand for producing concrete. It plays a positive role in promoting the rational use of local raw materials, meeting production needs and alleviating the shortage of resources.