新型声速测定仪的研制  

Research on the production of a new type of sound velocity measuring unit

作　　者：王秉坤[1] 李冠成[1] 闫锡杰[2] 王莉[1] 范喆[1] 

机构地区：[1]淮海工学院基础科学系,江苏连云港222005 [2]通化师范学院物理系,吉林通化134002

出　　处：《物理实验》2002年第11期22-24,30,共4页Physics Experimentation

摘　　要：论述了新型声速测定仪的结构、工作原理和实验内容 ,阐述了几种测媒质中超声波波速的方法 .This paper introduces a new type of sound velocity measuring unit and makes a detailed illustration of its structure, working principles, test contents as well as several methods to measure the velocity of ultrasonic wave in various mediums.

关 键 词：声速测定仪 研制 换能器 压电晶体 超声波 结构 工作原理 波速 

分 类 号：O422.1[理学—声学] TH73[理学—物理]