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公差標(biāo)注造成加工成本上升? |
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點(diǎn)評(píng)
如果是設(shè)備底板,,外形尺寸就沒(méi)必要標(biāo)公差了,按標(biāo)準(zhǔn)公差表去做就行了,,不是特殊場(chǎng)合,,大公差都沒(méi)必要標(biāo)
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