英语语法分析

It is an new kind of method to make nickelous chloride solution and produce nickel powder by membrane electrolysis at the same time.

膜电解法制备氯化镍溶液同时生产镍粉，是一种新型的氯化镍和镍粉制备方法。

The effect of nickelous sulfate and hydrazine on thickness and appearance of electroless tin coatings were studies by electrochemical methods.

采用电化学等方法研究了硫酸镍和水合肼对化学镀锡层厚度及表面形貌的影响。