They also show that water absorption could availably evaluate the waterproof ability and resistance to acid and alkali corrosion of concrete protective coatings.
研究还表明吸水率可以有效评价混凝土保护涂层的防水能力和抵抗酸、碱侵蚀的能力。
It also has the ability of frost resistance, water hammer; resistance and overheat resistance. Small size and light weight make it easy install in any mode.
在低温环境中不怕冻、防水击、耐过热、体积小，重量轻，并且任何方式均可安装。
Features: the overall stability and flexibility of the product is good, good corrosion resistance, strong anti erosion ability, with water permeability, low cost of construction and so on.
特点：产品整体稳定性和柔性良好，防腐蚀性良好，抗冲刷能力强，具有透水性、施工方便造价低等特点。
The balance valve which is one of governing valves can conveniently change flow resistance of hot water, improve the regulating ability and keep the safety of heating system.
根据平衡阀的工作特点，使用它能合理地改变供暖系统的流动阻力，改善供暖系统的调节功能，保证了供暖系统工作的稳定性。
The potted plant growth test indicates the soil water-holding agent we made could improve the ability of drought resistance and decreased the drought in some way.
盆栽植物生长试验表明，研制的土壤保水剂可提高农作物的抗旱能力，可在一定程度上延缓旱情。
This material possesses a lower friction coefficient, better wear-resistance and seal ability with water medium. Its service life is superior to that of the imported seal material.
这种材料在水介质中具有较低的摩擦系数和较好的耐磨与密封性能，其使用寿命优于进口的密封材料。
General properties of amphoteric surfactants were introduced such as rheological property, hydrotropic property, lime soap dispersing ability and hard water resistance.
介绍了两性表面活性剂的流变性、水溶助长性、钙皂分散性和抗硬水性等一般性质。
Bright color, specifications complete, and its water absorption characteristics are strong decontamination ability, good wear resistance, easy cleaning, long life etc...
彩色鲜艳，规格齐全，其特点是吸水性强，去污能力强，耐磨性好，清洗简单，使用寿命长等优点。
A composite anticorrosive technology is used in the formulation of the primer, medium coat and top coat. This measure enhances the ability of soar water resistance.
采用涂层底、中、面漆配套防腐技术，增强了该涂料的耐酸雨能力。
A composite anticorrosive technology is used in the formulation of the primer, medium coat and top coat. This measure enhances the ability of soar water resistance.
采用涂层底、中、面漆配套防腐技术，增强了该涂料的耐酸雨能力。
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