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variable-frequency drive

variable-frequency drive

type of adjustable-speed drive

en-GB/ˈvɛəɹɪəbl - ˈfɹiːkwənsɪ ˈdɹaɪv/

en-US/ˈvɛɹiəbəl - ˈfɹikwənsi ˈdɹaɪv/

分类：

electric power systems component electrical element