high precision ultrasonic distance measurement 高精度超声测距
ultrasonic wave distance measurement 超声波测距
ultrasonic distance measurement system 超声波测距系统
ultrasonic distance measurement technology 超声波测距技术
one ultrasonic distance measurement device 超声波测距系统
correlative ultrasonic distance measurement approaches 相关法超声波距离测量技术
The paper introduced an untouched method—ultrasonic distance measurement that is used to obtain the crop height.
介绍一种使用非接触式测量方法—超声测距法对作物高度进行测量的装置。
An ultrasonic distance measurement system controlled by the MCU of PIC16F876is described.
详细地介绍了一种由PIC 16f876单片机控制的实时超声波测距系统。
A new method for ultrasonic distance measurement based on ultrasonic circulation and multi pulse echo principle is presented in the paper.
本文介绍了一种基于超声波循环反射测量原理的高精度超声测距方法，并给出了以单片机为核心的测距系统的组成。
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