First, a 3d physics model is constructed. Afterwards, the infrared radiation characters of background and targets are calculated respectively according to the blackbody radiation theory.
首先建立了场景的3d物理模型，然后根据黑体辐射理论分别计算出背景与目标的红外辐射特性。
The mathematical equations of blackbody. simulation andthe geometrical parameters of suitable model are given.
给出黑体模拟数学式和适用模型的几何参数。
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