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我有個機(jī)構(gòu),,在裝配時總出問題,,想改進(jìn),,大家有什么意見,? |
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點(diǎn)評
樓主說了是通孔,,沒有臺階
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點(diǎn)評
是個好辦法
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點(diǎn)評
打工藝孔
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