声隐身技术
stealth technology
acousitc stealth technique
声隐身性能
acoustic stealth situation
声隐身状态
acoustic stealth condition
舱音背景声声特征
back-ground cockpit sound characteristic
超声声空化
ultrasonic sonic-vacating
超声声速
Speed of sound
ultrasonic pulse velocity
velocity of ultrasonic sound
ultrasonic velocity
Ultrasonic sound velocity
超声声速测量
Ultrasonic velocity measurement
超声声速法
ultrasonic velocity method
超声声速与衰减
Ultrasonic velocity and attenuation
超声声像图特征
Ultrasonographic features
超声声像图综合积分值
Dimensional ultrasound score
单频稳态声场
single frequency continuous acoustic field
附睾异常超声声像图
epididymal abnormal ultrasonogram
固态声学图像变换器
solid state acoustic image converter
混响稳定态声
reverberant steady-state sound