1-D ultrasonic photonic crystal 一维超声光子晶体
2-DIMENSIONAL ULTRASONIC VIBRATION [地磁]平静日; 二维超声波振动
3D ultrasonic reconstruction 三维超声成像
A Novel Ultrasonic Power Supply 一种新型超声波电源
abdominal B ultrasonic examination 腹部B超
Acousto-ultrasonic 声-超声
Acousto-ultrasonic approach 声-超声技术
Acousto-ultrasonic technique 声—超声; 声-超声; 声-超声技术
Acousto-ultrasonic testing 声-超声检测
active ultrasonic fuze 主动式超声引信
Air-coupled Ultrasonic 空气耦合超声
A-Mode Ultrasonic Flaw Detector A型超探仪
amplitude modulation type ultrasonic diagnostic equipment A型超声诊断仪; 调幅型超声诊断仪
amplitude ultrasonic modulation A型超声探测
angle beam ultrasonic examination 斜探头超声波探伤
antepartum ultrasonic prediction 产前超声预测
arc ultrasonic 电弧超声
ARC-EXCITED ULTRASONIC 电弧超声
Arc-ultrasonic 电弧超声