激光设备坏了，小伙说报备了！没人管，车间主任说不知道，怎么回事谁在撒谎！#激光切割加工 #不锈钢加工 #激光器维修
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| MP4 | N/A | 480P | Download |
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| MP4 | N/A | mp4a.40.2 | Download |
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