ultrasonic unit超声波装置
ultrasonicadj.超声波的
ultrasonic Doppler velocity monitor超声多普勒速度监视器
ultrasonication assisted extraction超声提取
ultrasonic negative-ion generator超声波负离子发生器,超声负离子发生器
ultrasonic liquid Level measurement超声波液位检测
ultrasonic nebulization in halation氧气雾化吸入
Ultrasonic automatic flaw detecting超声波自动探伤
ultrasonic localization of placenta超声波定位胎盘
ultrasonic vibration aided grinding超声辅助磨削