电镀硬铬法 durionising
镀硬铬法
Hard chrome plating
以上为机器翻译结果，长、整句建议使用 人工翻译 。
通过盐酸浸蚀法实现了铝合金上直接镀硬铬。
The method of directly electroplating Cr on Al alloy by HCl immersion was studied.
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