简要介绍了混凝土的历史及其发展方向,从制备混凝土的原材料入手,探讨了混凝土结构强度及耐久性与水、引气剂、钢筋保护层等因素的内在联系,并阐述了防止混凝土碳化、裂缝的具体措施,以促进混凝土施工技术的提高。%With a brief introduce on concrete history and development tendency, starting from raw materials used in manufacturing concrete, the article explores the internal relationship between concrete structure strength and durability and water, air entraining agent and steel protection layer and other factors, and describes specific measures of preventing concrete carbonization and cracks, with a view to guide practice and to improve concrete construction technology.
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