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结合大连市原材料状况，对C50～C70高强商品混凝土的配制技术进行研究，并提出了配制高强商品混凝土的主要技术措施。
Based on the raw materials in Dalian City, the preparation technology of C50 ~ C70 high-strength commercial concrete was studied, and the main technical measures of preparing high-strength commercial concrete were put forward.