一台电流互感器，其一次电流恒定不变，当二次阻抗为0.5时，二次电流为3A当二次阻抗为0.25Ω时，二次电流为（ ）
A、3AA
暂无解析
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Beforethe16thcentury,Latinwastaughtandlearnedfor____________.
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