This paper discusses collectivity project for design of parallel welding equipment, and introduces machine's frame, power supply, mechanical system, electric control system and their mutual interface.
论述了平行缝焊设备的研制及总体设计方案，介绍了机体、电源系统、机械系统、控制系统及其相互配合。
With two parallel circuits on arc powered supply, it settles the welding current unicity, stabilizes forerunner arc and ensures enough welding time.
电弧供电采用了两种并联电路，解决了焊接电流的单一性，提供了稳定的先导电弧，保证了足够的焊接时间。
Parallel seam welding technology is a safety, effective and reliable method.
平行缝焊技术是一种安全、高效、可靠的焊接方法。
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