【摘要】 针对多种周期性低速振动或往复运动的频率难以快速实现测量的缺点,从不同的应用角度,本文提出几种测量低速振动频率的电路,分别阐述测量电路的设计原理和实现方法,并根据测量信号的不同,定性分析不同传感器在低速振动中的应用与要求。更多还原

【Abstract】 In this paper,aimed at the difficulty of quickly measuring the frequency of periodical lowrate vibration or toandfro movement,some measuring circuits are developed.We give out the designing and realization method respectively, and give the qualitative analysis about the application and requirement of the sensors.更多还原