Because it has a high working temperature, the high temperature strain gauge is necessary in composing the strain measurement electric-bridge.
由于工作温度较高，所以需采用高温应变片来组成应变测量电桥。
Based on analyses and study of the working principle of strain gauge balances, the method was introduced in this paper for structural and electric design of the calibration system.
本文通过对应变天平测量原理的分析研究，提出了风洞应变天平结构和电气的设计方法，详细介绍了自动天平校准设备的系统构成、主要性能和技术指标。
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