超声波定位
ultrasonic wave localization
Ultrasonic location
Ultrasonic positioning
超声波定位系统的设计
Design of ultrasonic positioning system
超声波声速测量
Ultrasonic velocity measurement
超声波声速计
ultrasonic wave velocimeter
超声波位置传感器
ultrasonic position sensor
超声定位
Ultrasound localization
Ultrasonic location
ultrasonic localization
Localization by ultrasound
ultrasonic sensors location
ultrasound
ultrasonographic localization
ultrasound guidance
ultrasound guided
acoustic location
ultrasound-guide
超声定位穿刺
Ultrasonic position transpiercing
环形行波超声波电机
ring-type traveling-wave ultrasonic motor
三维超声定位技术
Three-dimension supersonic analysis technique
胎盘超声图像
ultrasound placenta images
微波-超声波
microwave-ultrasonic wave
微波-超声波联用
microwave-ultrasonic extraction