网站介绍：According to different content of W and Cu, tungsten copper rod proportion or grades include W50、W55、W60、W65、W70、W75、W80、W85、W90, etc.
- 链接地址：http://www.tungsten-copper.com/tungsten-copper-rod-proportion.html
- 链接标题：Tungsten Copper Rod Proportion - Chinatungsten Online
- 所属网站：www.tungsten-copper.com
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- 网站标签：tungsten copper rod proportion
