Compared with single bridge, the relationship between the arm resistance of double bridge and its sensitivity can be determined. Therefore, the rule for selecting arm resistance is obtained.

通过与单电桥相比，得出双电桥桥臂电阻与电桥灵敏度的关系，从而确定了双电桥桥臂电阻选择的原则。

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Compared with single bridge, the relationship between the arm resistance of double bridge and its sensitivity can be determined.

通过与单电桥相比，得出双电桥桥臂电阻与电桥灵敏度的关系，从而确定了双电桥桥臂电阻选择的原。

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This paper introduces the arm-changing measurement for the double-arm bridge. The method can reduce the systematic error and increase the precision of the measurement.

本文介绍了双臂电桥的换臂测量方法，从而减小了系统误差，提高了测量准确度。

youdao

This paper introduces the arm-changing measurement for the double-arm bridge. The method can reduce the systematic error and increase the precision of the measurement.

本文介绍了双臂电桥的换臂测量方法，从而减小了系统误差，提高了测量准确度。

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