超声仪 meaning in English

qus
tcd

0 and the program in mcu is compiled with c . pc and mcu communicates through serial port rs - 232c , and more the control to ultrasound instrument is accomplished
通过rs - 232c实现pc机和单片机的串口通信，进而实现了控制器对超声仪的控制功能。
In chapter 6 , the test steps of control system itself , ultrasound instrument and control system are depicted . some conclusions and foresights are given in the last chapter
第六章阐明了控制系统的单独调试以及控制系统和超声仪的联机调试过程。最后提出个人的一些体会和总结。
The task is to undertake a research on a control system applied to ultrasound instrument which performs the functions as follows . firstly , it can output a pwm wave which duty ( 0 ~ 100 % ) and frequency ( 0 . 1 - 10hz ) are adjustable . secondly , it can output a switch and timing signal . thirdly , it can detect the frequency of signal generator ( 20k ~ 100khz )
本课题任务是进行一个超声仪的控制系统的研究，主要实现以下技术指标：输出占空比( 0 100 )和频率( 0 . 1 10hz )可调的pwm信号；产生可控定时的开关量信号；检测信号源的频率值( 20k 100khz ) ；在pc机监控软件界面和控制器液晶显示屏上显示其工作状态和参数。