A digital filtering method is proposed for compensation of the low frequency characteristics of piezoelectric dynamic strain measurement system.
针对采用压电元件的动态应变测量系统的低频失真问题，提出一种采用数字滤波器的低频特性补偿方案。
An inertial measurement method for bridge dynamic deflection with seismic low frequency vibration transducers was promoted.
以惯性测量原理，用地震式低频振动传感器测量桥梁动挠度。
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