The damage of freezing and thawing of concrete structure in cold environment is an important content of durability design of concrete structure.
混凝土结构在严寒和寒冷环境中的冻融破坏是混凝土结构耐久性设计的重要内容。
After analyzing the trial data, it gives the reasonable mix proportions for enhancing apparent freezing and thawing resistance durability of concrete member.
通过对试验数据的整理分析，给出提高混凝土构件的表观抗冻耐久性的合理配合组成。
The corrosion of steel bar and the alternative freezing and thawing of concrete are the important effects on the durability of RC structures.
钢筋锈蚀和混凝土冻融循环是影响钢筋混凝土结构耐久性的重要因素。
The concrete with this product has excellent anti-frost durability, with a relative dynamic elastic modulus of 97% after 300 cycles of freezing-and-thawing.
混凝土抗冻融300次时，动弹性模量为97%，混凝土具有优良的抗冻融耐久性。
The results indicated that air content and strength of the concrete had significant effects on the freezing and thawing durability of concrete with and without PFA.
结果表明，混凝土的引气量和强度是影响普通混凝土和粉煤灰混凝土抗冻性的决定因素，满足抗冻性要求的引气量取决于相应的混凝土强度等级。
Through the analysis of the damage mechanism of concrete freezing and thawing, the article puts forward some measures to improve the durability of hydraulic structures.
阐述了提高混凝土抗冻融耐久性的措施，分析了引气剂对提高混凝土抗冻融的效果及其影响因素。
The test results indicated that the durability of freezing-thawing resistance of concrete will be improved remarkably by adding layer hybr…
结果表明，层布式混杂纤维的掺入，显著提高了混凝土的抗冻融耐久性能。
The test results indicated that the durability of freezing-thawing resistance of concrete will be improved remarkably by adding layer hybr…
结果表明，层布式混杂纤维的掺入，显著提高了混凝土的抗冻融耐久性能。
应用推荐