... median rating life 中值额定寿命 medium frequency welding 中频焊 medium plate mill 中板轧机 ...
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medium frequency induction braze welding 中频钎焊
fuse welding of medium frequency 中频熔焊
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A new system of inverter for arc welding is introduced in this paper, which gives medium frequency AC current.
本文介绍了一种新型交流逆变式弧焊电源。
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