Aiming at the torsional vibration of a space flexible bar system, a flexible bar system which consists of a flexible bar, a strain gauge sensor and a piezoelectric torsional actuator is proposed.
A new type of piezoelectric pressure gauge with an amplifier is presented.
介绍了一种新型带放大器的压杆式压电压力传感器。
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The principle, design and calibration of piezoelectric current quartz-gauge, used for measuring stress- time history in solids are discussed in this paper.