检波器的英文：
radiodetector

A valve detector
真空管检波器

a plate rectifier
【无】屏极检波器;屏压整流器

Linear detector
脉冲检波器

Logarithmic detector
对数检波器

Peak detector
峰值检波器

A marine detector is a hydrophone
海洋检波器是水中地震检波器。

We need a valve detector.
我们需要个真空管检波器。

This leads us to the concept of arrays of detectors
这就导致检波器组合的概念。

The accelerometer also has better frequency response under the resonant frequency.
检波器在共振频率以下亦有较好的频率响应。

The sounds bounce off rock layers below the sea floor and are picked up by the phones.
声波从海底之下的岩层反射回来并由检波器接收。