多项选择题
电能表电压线圈的特性是匝数( )、线径( )、阻抗大、几乎接近开路状态、并联于电路中。 A.
多 B.
少 C.
粗 D.
细
电能表电压线圈的特性是匝数( )、线径( )、阻抗大、几乎接近开路状态、并联于电路中。 A.
多 B.
少 C.
粗 D.
细
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