我们以对蛋白质结构比较研究的一个讨论开始，并强调了柯氏复杂性作为结构相似性的一个测量的效用。

We begin with a discussion of research into protein structure comparison, and highlight the utility of Kolmogorov complexity as a measure of structural similarity.

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本文用透射电镜和扫描电镜对四川巫溪县靠近神农架等地的“奇异动物”毛发和现代人及其它灵长类、哺乳类毛发进行了亚显微结构比较研究。

The ultrastructure of hairs of the unknown animals in Shennongjia area is studied in comparison with those of mammals and human with TEM and SEM.

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这不是大脑结构第一次被这样进行比较，但是之前的研究建立在对死者的研究上。

This is not the first time that brain structure has been compared in this way, but earlier studies had been based on post-mortem comparisons.

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