The result is a profile that is often characteristic of a particular type of reactor or centrifuge, and sometimes of an individual machine—and can also indicate how long ago the processing took place.
This paper researches the key technology of High Speed PCB Machine based on the current advanced technology and the characteristic of PCB 's mechanical processing.
本文结合目前的先进技术和印刷电路板机械加工的特点对快速PC B机的关键技术进行了研究。
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For the electric welding machine two secondary side wiring and electrode holder, welding connection cable, its characteristic is high, low voltage resistance.