Knowledge about machine maintenance (electrical, mechanical...), welding and machining.
机器维护相关知识(电子，机械……)焊接和机加工。
But the welding machine power supply is very important to the flash welding.
而焊机电源在闪光焊接中起着至关重要的作用。
Also, the application of the new machine in pipeline root welding is introduced.
同时也介绍了该设备在管道根焊和高效焊接方面的应用。
Professional R & D, welding fin tube, welding finned tube machine large equipment, quality assurance.
专业研发，焊翅片管、焊翅片管机床大型设备，质量有保证。
This machine is called spot welding.
这种机器叫点焊机。
It is an ideal special welding machine.
是一种较理想的专用焊接设备。
The machine skeleton uses the steel plate overall welding structure, firm is durable.
机器构架采用钢板整体焊接结构，坚固耐用。
All in all, the welding strength is much better than common welding machine.
综合这两点改进，焊接强度大大优于普通门窗焊接设备。
The first UN-200 rail ac flash butt welding machine with patent was introduced.
介绍了国内首台拥有自主知识产权的UN- 200型钢轨交流闪光焊机。
The first UN-200 rail ac flash butt welding machine with patent was introduced.
介绍了国内首台拥有自主知识产权的UN- 200型钢轨交流闪光焊机。
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