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基于PASCO平台用超声光栅测量液体中的声速
引用本文:刘艳,陈仁安.基于PASCO平台用超声光栅测量液体中的声速[J].河北职业技术学院学报,2011(4).
作者姓名:刘艳  陈仁安
作者单位:集美大学诚毅学院;
摘    要:介绍了平面超声波在液体里传播形成超声光栅的原理,以及新的实验装置和实验方法,充分体现了PASCO科学工作室在实验数据采集方面的优点,同时对声光介质中的声速进行了测量。

关 键 词:超声光栅  PASCO  传感器  声速  

Measuring the Sound Velocity in Liquid by Ultrasonic Grating based on PASCO
LIU Yan,CHEN Ren-an.Measuring the Sound Velocity in Liquid by Ultrasonic Grating based on PASCO[J].Journal of Hebei Polytechnic,2011(4).
Authors:LIU Yan  CHEN Ren-an
Institution:LIU Yan,CHEN Ren-an
Abstract:This paper described the principle of plane ultrasonic spreading abroad in the liquid coming into being ultrasonic grating,and a new experimental device and an experimental means are recommended,It is indicated that science workshop of PASCO is better than in the traditional data acquisition.At the same time,the velocity of ultrasonic wave was measured in medium.
Keywords:ultrasonic grating  PASCO  sensor  sound velocity  
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