6415| 13
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玻璃鉆孔 |
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點(diǎn)評(píng)
很早以前,諾基亞的手機(jī)玻璃就是用超聲波打孔的。現(xiàn)在改用玻璃雕刻機(jī)打孔。也就是用金鋼石磨頭磨削。
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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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