background radiation noise

常见例句

The signal compensation current degrades the radiation background and increase the signal-noise ratio respectively.
设计的信号补偿电路，扣除了直照信号的本底干扰，提高了探测器的信躁比。
A new stellar radiation spectral function was produced to convenience the background noise analysis of satellite optical communication system.
建立了以恒星目视星等、等效温度为参数的恒星辐射谱模型，使利用恒星数据库进行背景噪声分析变得更加简捷。
The IR radiation of the warship target and the sea-sky background, the diminish of the air, and the noise of the detector of IR image.
本文通过分析红外图像的特点和天空背景中各景物的红外辐射规律，提出和完成了防空导弹作战环境的动态红外背景图像的合成及其在模拟显示方法。