21035| 13
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材質(zhì)硬度在55度到60度之間,,用鉆頭能加工嗎 |
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點(diǎn)評(píng)
光電那兩個(gè)孔差不多要倆小時(shí)了
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小黑屋|手機(jī)版|Archiver|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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