Because of the difference of arc circuit, the welding process of twin-wire indirect arc gas shielded welding is more stable than single wire welding.
由于电弧回路结构不同，双丝间接电弧气体保护焊的焊接过程比单丝焊更加稳定。
The droplet transfer in the twin-wire co-pool gas-shielded metal arc welding(TCGMAW) process greatly affects the welding seam appearance and the welding quality.
双丝共熔池气体保护焊（TCGMAW）的熔滴过渡对焊缝成形以及焊接质量具有重要的影响。
Constant voltage characteristic was also designed according to the character of CO2 twin-wire welding process, and software PI control arithmetic was confirmed.
本研究还根据CO2双丝焊接的特点设计了恒压外特性，并确定了软件PI控制算法。
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