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機械社區
標題:
請教此圖模具怎么做，這么多小孔這么沖？模具的要求？
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作者:
shj2095859
時間:
2011-12-13 14:06
標題:
請教此圖模具怎么做，這么多小孔這么沖？模具的要求？
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