A new ray-tracing method - total iterative ray-tracing method in random interface is studied.

研究了一种适用于任意界面下射线追踪的新方法——整体迭代射线追踪法。

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So we have to find a better way based on ray tracing method.

因此需要寻找合适的射线追踪方法。

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So we have to find a better way based on ray tracing method.

因此需要寻找合适的射线追踪方法。

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