电弧稳定、噪声低，振动小，焊机的使用效率和耐久性高。
Stable arc, low noise and less vibration ensure the welder run in high efficiency and has durability.
电弧稳定、噪声低、振动小提高焊机的使用效率和耐久性。
Stale arc, low noise, less vibration to increase the utility and durability.
本研究设计了一种超声频脉冲等离子切割电弧发生系统，并通过实际切割试验，测试、分析了这种高频脉冲电弧的振动特性。
This study designed a system to generate ultrasonic-frequency pulsed plasma cutting arc, and experimentally investigated the vibration characteristics of the high frequency pulsed arc.
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