单词：derived current
derived current的用法和样例：
例句
- It is important to keep the bridge voltage low in order to avoid a self-heating of the measuring element by the bridge current.保持电桥低电压很重要，以避免桥路电流测量元件自热。
- For this purpose, the heating wires of each two measurement and reference chambers are switched to form a Whetstone bridge, which is heated by means of a bridge current.在检测器内有两对加热的热丝即一对测量臂和一对参比臂，当通入桥路电流时，形成惠斯登电桥。
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