在红外成像系统中，任何虚假和不需要的信号统称为噪声。
In infrared imaging system, all false and unnecessary signal are called noise.
随后它便产生逆向声波从而消除耳机信号中不需要的噪声。
It produces an inverted sound wave to cancel out unwanted noise in the headphone signal.
费米太空望远镜对这些伽马射线脉冲很灵敏，以至于它甚至不需要调整位置对准雷暴的正上方，就能来探测TGF信号。
The Fermi Space Telescope is so sensitive to these gamma ray bursts that it doesn't even need to be positioned right over a thunderstorm to detect the TGFs.
应用推荐