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Ultrasonic welding self-adapting device for point-of-care-testing (POCT) of chip during chip production, has counter bores formed in bottom plate for fixing double-screw bolts, such that welding machine is fixedly connected to base. 专利
申请日期: 2015-01-01, 公开日期: 2015-10-21
作者:  LI J LIU C LIU J LIANG C WANG L ZHO
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