Based upon analysis of the freezing damage of concrete and its causing reasons the performances, action mechanism and application scopes of different concrete antifreezes are introduced.

• 通过对混凝土冻害情况以及混凝土冻害产生原因的分析,介绍了不同防冻剂的性能、作用机理及其适用范围等问题,提出了防冻剂的选用原则、方法。