background radiation noise

常見例句

The signal compensation current degrades the radiation background and increase the signal-noise ratio respectively.
設(shè)計(jì)的信號補(bǔ)償電路，扣除了直照信號的本底干擾，提高了探測器的信躁比。
A new stellar radiation spectral function was produced to convenience the background noise analysis of satellite optical communication system.
建立了以恒星目視星等、等效溫度為參數(shù)的恒星輻射譜模型，使利用恒星數(shù)據(jù)庫進(jìn)行背景噪聲分析變得更加簡捷。
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.
本文通過分析紅外圖像的特點(diǎn)和天空背景中各景物的紅外輻射規(guī)律，提出和完成了防空導(dǎo)彈作戰(zhàn)環(huán)境的動態(tài)紅外背景圖像的合成及其在模擬顯示方法。