5002| 11
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這是磨削刀花還是車削刀花? |
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點(diǎn)評(píng)
加工結(jié)束,報(bào)廢了
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評(píng)分
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點(diǎn)評(píng)
是個(gè)偶然現(xiàn)象,只是興趣
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