Soft switching PWM technique can resolve this problem existing in conventional PWM technique, so it becomes one focus of welding field more and more.
软开关pwm技术能较好地解决传统PWM技术中的问题，越来越成为焊接界所关注的焦点之一。
The paper expounds the concrete welding technique and technical measure in detail, and has certain reference value to nickel-based alloy material's field weld.
文章针对现场焊接工艺和技术措施做了较详细的阐述，对镍基合金材料现场施焊有一定参考价值。
The automatic control of welding quality has always been a difficulty and hotspot in welding field, and the welding sensing technique is a key point in the process of it.
焊接质量自动控制一直是焊接界研究的热点和难点。而焊接过程传感器是其中的关键技术。
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