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电桥法测电阻步骤
更新时间: 2021-02-26 05:58:21  

1、首先根据电阻的大小是衡量Rx,选择单引号或双桥。

2、将一座桥梁,以防光滑,首先打开检流计锁,调整指针为零测量电阻将在桥上相应的终端。

3、使用双桥时,电线和当前行应该分开,使电线连接点应超过当前行连接点接近测量电阻。

4、根据测量电阻的测量值,选择适当的比胳膊和手臂。

5、先按下电源按钮,然后按检流计按钮,观察电流计偏转。

关键词: 电桥 电阻 步骤

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