耐久性

As for the development of society and economy, it is very important to find out the relationship between the cracking distribution and corrosion degree. As a subtopic of the project parameter identification and system simulation assessment of R.C.

研究并找出混凝土裂缝与钢筋锈蚀程度之间的关系，进而对结构的耐久性和安全性进行评估，具有重大的经济和社会意义。

Sulfate attack is one of the most important problems on concrete durability.

硫酸盐侵蚀是影响混凝土耐久性的重要因素之一。

The experimental results showed that the influence of sodium sulphate solution is different for concrete with different

混凝土实际使用环境与实验室中进行耐久性研究时的情况并不完全一致。

HPC in China has following characteristics:(1)Research and application of mineral superfine powders.

以粉体取代混凝土中的部分水泥，改善混凝土的和易性，提高耐久性和强度。

It is indicated that routine maintenance is a crucial supplemental part of design.

研究了考虑耐久性的结构经济优化设计方法，探讨了结构设计与维护的协调方法。

This is because the diamond's scarcity and durability is supposed to symbolise the constancy of your love for one another.

这是因为钻石的稀缺和耐久性是象征恒常你爱对方。

Timberwork building is one of the earliest building structure,Many existing timberwork building is not only show the ancient history and culture,And a unique aesthetic value, timberwork stable structure performance and good durability.

木结构建筑是人类最早兴建的建筑结构之一。许多现存的木结构建筑不但向我们展示了古代悠久的历史和文化，而且验证了木结构独特的美学价值、稳定的结构性能和优良的耐久性。

After combining TRC and UHTCC, the new mat手工毛衣编织网rial not only obtains theirselves advantages, but also could get more superior abilities of crack resisting and controlling. So the durability and service life of concrete structure would be enhanced to a large degree.

将二者联合使用后，得到的新材料除了可以获得它们固有的优点外，还可获得更为优良的抗裂性和控制裂缝的能力，从而极大程度提高混凝土结构的耐久性和使用寿命。

The TVP chassis plates have been modified at both ends in increase the truck's durability.

该许可证底盘板已被修改的两端都在增加卡车的耐久性。

The results indicate that under the action of novel phosphoaluminate cement, the symmetry and stability of hydration resultants of SC-paste-acted are higher than that unacted, therefore, the former might be more durable.

IR分析表明，复合水泥浆体水化产物相晶体结构的对称性较SC的高，由此可推测其稳定性增强，浆体耐久性好。SEM表明，水化浆体中的C-S-H凝胶交织成网络状，结构致密。

Breath, muscle contraction of the buttocks; arch body, as far as possible to hold his head, right leg straight towards the ceiling (peg-leg knee in order to avoid muscle tension).

呼气，收缩臀部肌肉；拱起身体，尽量抬起头来，右腿伸直朝向天花板（膝微屈，以避免肌肉紧张）。

The cost of moving grain food products was unchanged from May, but year over year are up 8%.

粮食产品的运输费用与5月份相比没有变化，但却比去年同期高8％。