The ultrasonic ranging is used to design the plane location system with a high accuracy.
将超声波测距技术应用于物体的平面定位中，设计具有精确度较高的平面定位系统。
A high accuracy ultrasonic distance measurement system is presented. based on the combination of both hardware and software controlling on the basis of the traditional ultrasonic ranging.
在传统超声波测距基础上，结合硬件和软件两方面的控制，提出一种高精度超声波测距系统。
A high accuracy ultrasonic distance measurement system is presented. based on the combination of both hardware and software controlling on the basis of the traditional ultrasonic ranging.
在传统超声波测距基础上，结合硬件和软件两方面的控制，提出一种高精度超声波测距系统。
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