摘要
本文根据受迫振动的数学分析,解释了阻尼对共振频率的影响,找到了提高压电晶体换能器在声学实验中振幅传递效率的方法.
Based on the mathematical analysis of forced vibration,this paper explains the influences that brings damp to resonant frequency and finds some method to improve the efficiency for transfer amplitude in acoustics experiment.
出处
《物理与工程》
2005年第4期34-35,共2页
Physics and Engineering
