本发明涉及防冻混凝土，属于混凝土领域。
The invention relates to anti-freezing concrete and belongs to the field of concrete.
在建筑装修中使用防冻剂，能使混凝土在负温下硬化，并在规定时间内达到足够防冻强度。
Used in the construction and fitting-in antifreeze, concrete can harden in the negative temperature and the time to achieve sufficient strength antifreeze.
指出性能优异的以防冻功能为主的多功能复合外加剂是制备负温混凝土或耐久性混凝土的技术关键。
The addition of compound anti-freezing admixture is the vital technique in the process of manufacturing durable negative temperature concrete.
[摘要]本文综合并分析了多年来关于混凝土受冻机理的叙述，并对防冻外加剂作用进行研究。
Abstract: This paper concluded and analyzed the depiction that concerned concrete frost mechanism for many years, and studied the anti2freezing mixture action.
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。
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.
本发明所解决的技术问题是提供了一种防冻性能较好的混凝土。
The technical problem to be solved by the invention is to provide the concrete with better anti-freezing performance.
本发明所解决的技术问题是提供了一种防冻性能较好的混凝土。
The technical problem to be solved by the invention is to provide the concrete with better anti-freezing performance.
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