在表面冶金过程中等离子束产生感生磁场，使熔池内液态金属产生对流运动。
Plasma transferred arc produces the induced electromagnetic field that makes liquid metal convect in molten pool in the surface metallurgical course.
在表面冶金过程中等离子束产生感生磁场，使熔池内液态金属产生对流运动。
Plasma transferred arc produces the induced electromagnetic field that makes liquid metal convect in molten pool in the surface metallurgical course.
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