摘要
提出一种测量圆柱和圆锥状空腔声共振频率的方法,由微机和信号处理板配合构成的系统完成频响曲线的测量和运算。
A method to measure the resonant frequencies of sound in cylindrical and conical hollow is presented. Experimental data based on this method coincide with those provided by theoretical formula.
出处
《大学物理》
1999年第4期23-24,共2页
College Physics
基金
石油大学(北京)科研基金