舱音背景声声特征
back-ground cockpit sound characteristic
超声长距离导波检测
long range ultrasonic guided wave
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
多路声回波对消
multi-channel acoustic echo cancellation
多声路超声波流量计
multi-paths ultrasonic flowmeter
multi path ultrasonic flow meter
附睾异常超声声像图
epididymal abnormal ultrasonogram
骨架密实型低噪声路面
skeleton dense quiet pavement