The internal structure of the arccontroldevice could be determined approximately as the finish of the design of the air current field.
在气流场设计完成后，灭弧室的内部结构也就基本确定。
2
Welding controldevice adopts microcomputer for process control, arc striking, welding, arc extinguishing control, auto arc voltage control and auto tracking of welding seams.
焊接自动控制装置采用微机实现焊接过程控制，完成引弧、焊接、熄弧控制及弧压自动调节和焊缝自动跟踪。
3
The device could easily and automatically controlarc ignition, arc rotation and upset.