According to the characteristics of gauge glass, a new type of photoelectric transducer is designed. The problems of its design are fully discussed.
根据液位指示玻璃管的特点，设计了一种新型的光电传感器，详述了它的设计问题。
2
It analyzes particularly LVDT transducer technology used in the measuring system of caliper gauge and further demonstrates effect of the gauge.
着重分析了LVDT传感技术在井径仪测量系统中的应用，简要介绍了该仪器的现场应用效果。
3
This paper describes the transducer of the resistance strain gauge, the formulas for its principal stress and the application of the earthquake prediction.