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請(qǐng)教四個(gè)螺紋孔用劃規(guī)的畫法! |
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點(diǎn)評(píng)
不錯(cuò),好方法,呵呵?。?!
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Archiver|手機(jī)版|小黑屋|機(jī)械社區(qū) ( 京ICP備10217105號(hào)-1,京ICP證050210號(hào),浙公網(wǎng)安備33038202004372號(hào) )
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