8086| 17
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請問孔的標(biāo)注:6×8-W1/2深さ20是何意思? |
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腦笨手拙!發(fā)不上圖。
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Archiver|手機版|小黑屋|機械社區(qū) ( 京ICP備10217105號-1,京ICP證050210號,浙公網(wǎng)安備33038202004372號 )
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