Inner compound metal pipe is used for the transmitting of liquid medium, it is not only prevent the harmful medium from corrosion of the pipe, but also save lots of metal material and reduce the cost.

内复合双金属复合管，用在流体输送中既有效的防止流体中有害介质对管道的腐蚀，又节约了大量的贵金属材料，从而降低了成本。

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Methods Suspended liquid quantitative sterilization test and metal corrosion test were carried out with different concentrations of disinfectant compound.

方法把消毒剂配制成不同浓度进行悬液定量杀菌试验及金属腐蚀试验。

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In view of liquid zinc corrosion problem to be settled urgently in the hot galvanizing industry, the micro-design of material is done based on corrosion theory and metal theory.

针对当前热镀锌行业亟待解决的液态锌腐蚀问题，依据腐蚀理论和金属理论对材料进行微观设计。

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