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电桥由哪几个部分组成
更新时间: 2020-11-08 00:00:00  

电桥的组成包括4个电阻、工作电源、检流计和开关,还有其他的小器件。当支路无电流通过时,电桥达到平衡。电桥是一种可以精确测量电阻的仪器。电阻R1,R2,R3,R4叫做电桥的四个臂。

关键词: 电桥 部分 组成

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