摘要
本文对声速测定实验中声强的衰减进行分析 ,介绍测量声强综合衰减系数的实验方法并给出实验结果。
The attenuation of sound intensity in the speed of sound measurement is analyzed in this paper.The test means to measure the synthetic attenuation coefficient is introduced and the experimental result is given out.
出处
《大学物理实验》
2005年第1期25-27,共3页
Physical Experiment of College
关键词
声速测定
超声换能器
声强
综合衰减系数
sound velocity measuring
ultrasonic transducer
sound intensity
synthetic attenuation coefficient.
