| 题名 | Effect of Rare Earth Yttrium on the Hot Ductility of Eco-friendly Bi-S Based Free Cutting Steel |
| 链接 | http://www.degruyter.com/view/j/htmp.ahead-of-print/htmp-2013-0077/htmp-2013-0077.xml |
非常感谢!!另祝贺论坛重新开放
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