电弧挺度 meaning in English

arc stiffness

Stiff arc , with heat concentrated , easy to fill welding wire , so especially suitable for wire filling welding in bicycle area
电弧挺度好，热量集中，填丝容易，特别适宜自行车等行业的填丝焊接。
Patent control technology of dynamic characteristics and waveform , hard arc , stable welding current , little spatter , good welding surface , optimized matching parameters , welding speed increased by 100 - 200 %
专利动特性及波控技术，电弧挺度大，焊接过程稳定，飞溅少，成型美观，优化参数匹配，焊速可提高100 - 200 %