ultrasonic CT超声波CTultrasonicadj.超声波的ultrasonic pen table超声笔感应板ultrasonic vibration超声波振动ultrasonicextraction超声提取ultrasonic soldering超声波钎焊,超声波软钎焊,超声软焊,超声波针焊,超声焊ultrasonic gas cavity超声空化泡ultrasonic cavitalion超声空化ultrasonic extraction超声波抽提ultrasonic separation超声分离Ultrasonic echo model超声回波模型ultrasonic excitation超声激发