Objective: To present the methodology of graph theory principle coordinates analysis and explore its applicability for studying human population genetic structure.
目的：提出基因频率矩阵的图论主坐标分析方法，探讨该法在人类群体遗传结构研究中的应用。
The graph theory principle coordinates analysis is an ideality method for studying the human population genetic structure.
图论主坐标分析是分析人类群体遗传结构的一种理想方法。
So we should attach importance force mechanism and enhance constitution design of structure member, and apply mechanics principle to analysis and settle practical problems.
因此要重视结构构件的受力机理，加强结构构件的构造设计，充分利用力学原理分析和解决实际工程问题。
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