2075| 14
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大家怎樣看鉗工創(chuàng)造出0.00068毫米公差 |
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點(diǎn)評(píng)
估計(jì)是人家換算給別人方便看吧,因?yàn)?.00068這個(gè)數(shù)量級(jí)也跟粗糙度的差不多
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