超声光栅测液体声速原理和实验  

THE PRINCIPLE AND EXPERIMENT OF MEASURING SOUND VELOSITY OF LIQUID BY ULTRASONIC GRATING

作　　者：吴庚柱[1] 王建华[1] 

机构地区：[1]武汉水利电力大学,武汉430072

出　　处：《大学物理实验》1999年第4期6-10,75,共6页Physical Experiment of College

摘　　要：本文对用超声驻波自身像法和超声光栅衍射法测定液体声速的原理进行了分析。The principle of measuring the sound velocity of liquid with the method of self-image of ultrosonic standing wave and ultrasonic diffraction grading is analysed and the experimental method is introduced.

关 键 词：超声光栅 液体声速 自身像法 衍射光栅法 

分 类 号：O422[理学—声学]