9818| 32
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最近做了200個(gè)螺桿頭,求各位大俠指點(diǎn) |
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點(diǎn)評(píng)
你都沒(méi)見(jiàn)過(guò)那玩意 都不知道他的工藝 是刀具和機(jī)床他自己不清楚嗎
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