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  • The influence of impulse current waveform on 50 Hz continuous current of switching type surge protective device(SPD) was studied.

    研究了冲击电流波形对开关型电涌保护器（SPD）的工频续流的影响。

    youdao

  • The influence of impulse current waveform on 50 Hz continuous current of switching type surge protective device(SPD) was studied.

    研究了冲击电流波形对开关型电涌保护器（SPD）的工频续流的影响。

    youdao

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