The spatial variations of the visible and near-infrared reflectances and the brightness temperatures in the infraredwindow are analyzed;
分析给出了该地区太阳可见光和近红外波段的行星反射率以及大气红外窗区亮度温度的空间变化；
2
Based on 2d plate to simulate infraredwindow, a numerical study is presented to determine the effects and rules of film cooling on infraredwindow.
以二维平板模拟红外窗口，应用数值方法研究了红外窗口气膜冷却的效果和规律。
3
Firstly, a background estimation method based on small window and two dimension median filter is presented after detail analysis of the model of small infrared target, noise and clutter.