可防止拉拔金属过热断丝、氧化变色并可保证成品表面光洁度、光亮度符合标准要求。
It can prevent pulling metal from overheat and oxidation coloring and have better finish degree and brightness.
可防止拉拔金属过热断丝、氧化变色并可保证成品表面光洁度、光亮度符合标准要求。
It can prevent pulling metal from overheat and oxidation coloring and have better finish degree and brightness.
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