我们很快就将看到，（7．5．25）恰恰就是应用弹性波上的有名的斯涅耳定律。

We shall see that(7. 5. 25)is none other than the celebrated Snell's law applied to elastic waves.

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本文利用斯涅耳定理，采用计算机模拟的方式给出光在折射率呈层状梯度分布的介质中的传播路径。

This paper uses Senell sLaw and applys the way of Computer Modeling to draw the light track in the media which have layer gradients of the index of refraction.

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一位先知告诉远征军的统帅阿伽门农，让他牺牲自己的女儿伊菲革涅亚，把她献给阿耳特弥斯。

A prophet told the commander of the expedition, Agamemnon, that he had to offer his daughter Iphigenia as a sacrifice to Artemis.

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