查询词典 corrosion

A series of inhibitors were made from different organic carboxylic acids as monoacid and binary acid to prevent the corrosion of cast aluminum in neutral cooling water.

为了提高中性冷却水系统中铸铝的耐腐蚀性能，通过极化电阻、稳态极化曲线和交流阻抗等电化学方法研究了不同比例一元、二元有机羧酸混合溶液对铸铝的缓蚀性能。

The basic principle and process of monoethanolamine method for recovering CO2 from flue gas were introduced, and the shortcomings of it such as high vapor consumption and heavy solution's corrosion, reaction activeness between MEA and O2, etc, were pointed out.

介绍了一乙醇胺法回收烟道气中二氧化碳的基本原理和工艺流程，指出MEA法具有蒸汽消耗量高、溶液腐蚀性大、MEA易与氧气发生降解反应等缺点。

Effects of different solvents on coating , corrosion resistance and morphological structure of the coating were discussed.

探讨了不同溶剂对涂层的影响，涂层的耐蚀性以及其形貌结构。

By using multipart moulding process, heat exchange and corrosion around the special-shaped tube were greatly controlled.

从化工保温防腐的角度出发，将异型管件的外防护层的工艺进行了改进，运用了分模造型技术，从而使异型件处的热交换和腐蚀得到了很大程度的控

In combination with these experimental phenomena and theoretical analysis, the foam corrosion inhibition mechanisms in foam drilling are first put forward in the paper. They include: the adsorption of foaming agent on steel surface; the complex of foam-stabilized viscosifier with the multivalence metallic ions in formation water; isolating the steel from oxygen by foam; and fixing sands and reducing washout by foam.

结合实验现象和理论分析，首次总结提出泡沫钻井中泡沫的缓蚀机理，泡沫的缓蚀性主要在于：发泡剂在钢铁表面的吸附；稳泡增粘剂能与地层水中的多价金属离子络合；泡沫对氧的隔绝；泡沫能固定砂粒，减少冲蚀。

Lead oxide is a traditional n-type semiconductor material, and it has many advantages, such as low growth temperature, simple preparation methods, high photoconductive and corrosion resistance properties.

氧化铅是一种传统的n型氧化物半导体材料，具有很多的优点，如生长温度低，制备方法简单，耐腐蚀性强，具有很好的光电特性和气敏特性等等，由于氧化铅的这些优点，氧化铅薄膜被广泛应用于透明导电薄膜、摄像、光电探测、气体敏感和耐腐蚀保护膜等领域。

Good effect: anti-oxidation at high temperature, anti-corrosion against sulphide and naphthene acid and anti- erosion.

效果好：抗高温氧化、耐硫化物、环烷酸腐蚀、耐冲刷性能稳定，传热性能好

Needle valve body of the anti-corrosion, the main needle valve is the right choice of materials.

针型阀阀体的防腐蚀，主要是正确选用针型阀材料。

Needle valve corrosion, is generally understood to needle valve metal material in the chemical or electrochemical environment under which the damage.

针型阀的腐蚀，通常被理解为针型阀金属材料在化学的或电化学的环境作用下所受到的破坏。

Watertight and Dust tight - same as NEMA 4 with addition of corrosion resistance.

防水和防尘-与NEMA 4相同，但还具有耐腐蚀性能。

Further more, the simplified analysis method on stressed-skin effect of corrugated steel sheet is also discussed in detail.

此外还比较详细地探讨了蒙皮效应的简化分析方法。

If I had known her telephone number,I would have called her.

要是我知道她的电话号码，我就打电话给她了。