海泡石能够改变玄武岩的结构、化学组成及性质，使玄武岩纤维的化学耐久性、柔韧性和耐热强度等都有显著提高。
It was found that sepiolite can change the structure, constitute and performances of basalt fibers and improve the chemical permanence, flexibility and heat-resistant performance of basalt fibers.
电学和电化学技术在混凝土耐久性中的应用越来越受到重视。
Fortunately, the applications of electrical and electrochemical techniques to concrete durability becomes more and more attractive.
最后所得聚合物是非导电体，能耐大多数化学品，不可燃，具有高强度和高耐久性。
The final polymer is a non-conductor of electricity, is not attacked by most chemicals, is nonflammable, and has high strength and durability.
当隧道工程施工遇到含黄铁矿的地层时，黄铁矿氧化形成的酸性环境以及其引发的一系列化学反应会对隧道混凝土衬砌的耐久性带来不利的影响。
When there is pyrite-bearing strata in tunnel construction, oxidization of pyrite will result in formation of acidic environment and bring adverse effect on durability of concrete lining.
通过测试可知，这种涂料具有优异的耐候性、耐久性、耐化学药品性、绝缘性、不粘性和环境友好性。
The test results prove that the coating shows excellent weatherability, durability, chemical resistance, insulating property, non-sticky performance and environmentally friendly features.
酸度系数高，具有良好的化学稳定性及纤维耐久性。
High acidity coefficient, good chemical stability and fiber durability.
酸度系数高，具有更好的化学稳定性及纤维耐久性。
High acidity has better chemical stability and fiber durability.
酸度系数高，具有更好的化学稳定性及纤维耐久性。
High acidity has better chemical stability and fiber durability.
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