浅谈大容量输送机用隔爆型变频水冷三相异步电动机的设计
천담대용량수송궤용격폭형변빈수랭삼상이보전동궤적설계
Design on the Flameproof Frequency Conversion Water-cooled Three-Phase Asynchronous Motor of the Large Capacity Conveyor
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