测量１Ω以下小电阻，如果要求精度高，用（）。A.双臂电桥B.毫伏表及电流表C....

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【单选题】

测量１Ω以下小电阻，如果要求精度高，用（）。

双臂电桥

毫伏表及电流表

单臂电桥

可用表 X1 Ω档

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