nowadays the technologies of the computer science are booming and the prices of the hardware decrease much, by using computer generated imagery technique it becomes available to output ir images that ca n't be available in shooting range 随着计算机技术的发展和硬件设备价格的降低,用计算机来模拟红外目标的红外热图像成为可能。计算机模拟可以节省大量的试验经费,还可以产生恶劣地理条件以及自然条件下外场试验无法获取的红外热图像。