英汉例句

• by researching of frost resistance, resistance chloride ion permeability of concrete admixing activated wet fly ash, results show that durability of concrete is good.

  通过研究掺活化湿排粉煤灰的混凝土的抗冻性能、 收缩性能、抗氯离子渗透性能，发现其耐久性能良好。

• from thepoint of view of controlling chloride ion permeability in alkali activated slag concrete, the amount of fly ash taking the placeof slag should be lower than 50% .

  从控制堿矿渣混凝土氯离子渗透性的角度，粉煤灰替代矿渣量宜控制在50%以内。

• this thesis presents experimental studies on the resistance to chloride ion permeability and sulfate erosion of concretes with different binder systems.

  本论文进行了不同胶凝材料体系混凝土的耐久性能研究，主要考察抗氯离子渗透性能以及抗硫酸盐侵蚀性能。

• the testing methods of chloride ion permeability were mainly presented and evaluated in this paper.

  文中简要介绍和评述混凝土氯离子渗透性的试验方法。

• influence of hybrid polypropylene fibers on chloride ion permeability of silica fume concrete;

  研究了混杂纤维（钢纤维和聚丙烯纤维）对道路混凝土力学性能的影响。

• also, the influences of the capillary structure to chloride ion permeability and reinforcement localized corrosion(namely pitting corrosion) are pointed out.

  指出混凝土毛细孔结构对氯离子渗透和钢筋局部腐蚀（坑蚀）的影响。

• the defects of chlorinity expressing method and chlorinity assessment method, which exists in the current test methods of chloride ion permeability in concrete, are summarized.

  概述了目前混凝土氯离子渗透性测试方法当中混凝土氯离子浓度表示和评价方法的不足。