hydrophone

n.

水中听音器，水诊器，检漏器；

1. The hydrophone was to detect blue whale voices.
   水中听音器的作用是探测鲸鱼的声音。

Fiber‐optic hydrophone
Fiber laser hydrophone array
Hydrophone for Measuring Particle Velocity
Fibre-optic probe hydrophone for ultrasonic and shock-wave measurements in water
Monitoring Pacific Ocean seismicity from an autonomous hydrophone array
Circuit adapted for pressure-sensitive switch and its use in a hydrophone array
Cost-effective assembly of a basic fiber-optic hydrophone for measurement of high-amplitude therapeutic ultrasound fields
Near-field/far-field azimuth and elevation angle estimation using a single vector hydrophone
Near-field/far-field azimuth and elevation angle estimation using a single vector hydrophone
Acoustic detection of a seafloor spreading episode on the Juan de Fuca Ridge using military hydrophone arrays