Based on the operating principle of magnetically impelled rotating arc, a new type of tube to plate butt welding device was designed.
根据磁控旋转电弧的工作原理，设计了一种新型磁控旋转电弧管板对焊装置。
Based on the operating principle of magnetically impelled rotating arc, a new type of tube to plate butt welding device was designed.
根据磁控旋转电弧的工作原理，设计了一种新型磁控旋转电弧管板对焊装置。
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