difference detector

• 差分检波器,差值检波器

difference detector的用法和样例：

例句

1. A marine detector is a hydrophone.
   海洋检波器是水中地震检波器。
2. We can imagine a seismic detector being bombarded by myriads of grains of sand.
   我们可以想像检波器受几万个砂粒冲击的情景。