• Chemical treatments, such as sodium dichromate solutions, may facilitate the more rapid formation of the passive film on a stainless steel surface already free of scale or foreign matter.

    化学处理例如酸钠溶液可以促进氧化杂质不锈钢表面钝化更快速度的生成

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  • Rinse with water will be clear pattern, and then 5% sodium dichromate coating surface in the screen version of the brushing time, that is made of printed silk screen drama.

    开水冲洗便可得到清晰花纹用5%的重铬酸丝网涂胶涂刷一制成剧丝网版。

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  • Rinse with water will be clear pattern, and then 5% sodium dichromate coating surface in the screen version of the brushing time, that is made of printed silk screen drama.

    开水冲洗便可得到清晰花纹用5%的重铬酸丝网涂胶涂刷一制成剧丝网版。

    youdao

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