当太阳光投射到没有经过技术处理的窗户，太阳光的热量和光线全部进入到了室内。
When sunlight shines through the untreated window, it provides both light and heat.
充分的实验结果表明本文的算法达到了和传统光线投射算法相媲美的图像质量和相当高的绘制速度。
Sufficient experimentation shows that we could reach a good frame rate and a satisfied image quality, which could be compared to the result of ray casting.
把图像处理、光线投射与包围体技术有机结合，提出了一种提高成像质量和速度的三维可视化新方法。
A novel method for 3d visualization with improved image quality and speed has been developed by closely combined use of image processing, ray casting and bounding box technology.
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