fixed film
英
美
- 固定化膜
双语例句
- Properties of chromating film were improved greatly.
钝化膜的性能得到了改善。 - The purpose of the study was to improve the decorative effect of phosphating film.
为提高磷化膜的装饰效果,开发出一种常温铁系彩色磷化工艺。
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