文件名称：Air coupled ultrasonic time of flight measurement system using
文件大小：425KB
文件格式：PDF
更新时间：2017-06-20 13:01:56
自干涉 超声波
文献：Air-coupled ultrasonic time-of-flight measurement system using amplitude-modulated and phase inverted driving signal for accurate distance measurements 关键词：自干涉；超声波