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    This paper discusses the basic principle which the inverted firing angle of thyristor inverter has the influence on power factor of a cascade connected device.

    youdao

  • 本文起重装置适用绕线电动机转子可控硅调速各种方案进行了综述

    This paper features a comprehensive survey of all the plans, which are applicable to crane hoists, of the speed control of wound motor rotor thyristor.

    youdao

  • 本文起重装置适用绕线电动机转子可控硅调速各种方案进行了综述

    This paper features a comprehensive survey of all the plans, which are applicable to crane hoists, of the speed control of wound motor rotor thyristor.

    youdao

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