楼主: emop
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H59黄铜小折弯件,用模具冲,怎么会划痕这么深?有方法解决不? |
发表于 2011-7-21 21:56:40
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发表于 2011-7-22 14:57:06
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发表于 2011-8-8 22:09:11
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发表于 2011-8-9 22:35:56
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