zinc-chromium film 锌铬膜
Zinc-Chromium chemical conversion film 锌铬化学转化膜
zinc chromium film
锌铬膜
以上为机器翻译结果，长、整句建议使用 人工翻译 。
The effects of grain size on the electrochemical corrosion behaviors of zinc and trivalent chromium passivation film on zinc have been studied respectively by electrochemical methods.
利用电化学方法分别研究了晶粒尺寸对纯锌及其表面三价铬钝化膜腐蚀行为的影响。
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