A changed temperature lead to the change of value of the thermistor, then the bridgebalance broke up, which induced the change of current value to the microammeter.
温度的变化引起热敏电阻阻值的变化，从而使电桥失去平衡，引起流过微安表的电流发生变化。
2
This paper presents balanced condition of ac bridge anda kind of fact-adjusting method on ac bridgebalance which in a effective method while being applied for teaching.
本文介绍交流电桥平衡条件和一种快速调节交流电桥平衡的方法，对初学者大有益处。
3
It is ideal for those who have an understanding of ISO, aperture, shutter speed, white balance and how to change these on your digital SLR or bridge camera.