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第五讲提高混凝土的抗冻性关夫一混凝土受冻结破坏的基本概念二决定混凝土冻害程度的主要因素三混凝土受冻害的一般规律四水工混凝土的抗冻标号五提高混凝土抗冻性的技术措施一混凝土受冻结破坏的基本概念Ｔ。Ｃ。帕威尔斯在很久以前就提出了混凝土的冻害破坏主要是由于水...
The fifth lecture: Improve the frost resistance of concrete: The basic concept of frozen concrete of a concrete in Guanfu II. The main factors that determine the degree of frost damage of concrete The general law of frozen concrete damage of concrete The antifreeze number of four hydraulic concrete The technology of improving the frost resistance of concrete Measures - A basic concept of concrete destroyed by freezing T. C. Pawels proposed long ago that the frost damage of concrete is mainly due to water...