We have several experts and engineers to work on metal Corrosion and Protection, meanwhile we developed one special Phosphating agents that will produce little waste by Japanese advanced technology.

同时引进日本的先进技术，开发出沉渣特少的皮膜剂（磷化剂），其使用简便、技术质量目前国内领先。

youdao

Its advantages are: anti-condensation, overheating, rust and corrosion, the protection of all cooling system metal surfaces, including aluminum parts.

其优点是：防凝结、过热、生锈和腐蚀，保护制冷系统的所有金属表面，包括铝制零件。

youdao

Electrochemical corrosion of metal and principle of the applied current cathodic protection are expounded.

论述了金属的电化学腐蚀和外加电流阴极保护原理。

youdao