4288| 10
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這幾天,,打了幾個(gè)模具冷卻水路管道 |
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點(diǎn)評(píng)
難度到?jīng)]什么,也就這個(gè)樣子,!只是在打這種東西,,得非常仔細(xì),絕對(duì)不能出錯(cuò),。有些地方打的工藝順序要安排的非常好,,不然就會(huì)斷鉆頭!
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