So this paper first studies the analyzing method of peak traffic flow.

因此，本文首先对高峰期交通流进行了分析研究。

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This paper first studies the theory of J2EE model and it's structure, and analyses the structure and function of Enterprise Server product which's design is based on J2EE model.

本文首先对应用服务器的基础—J2EE模型进行了深入的理论体系结构研究，并分析了基于J2EE模型开发的应用服务器产品的结构功能。

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This paper first studies the graphic outer and inner cut by convex polygon, then the graphic cut by arbitrary polygon. Its application of compiler program proves to be satisfactory.

本文首先讨论了凸多边形对图形的外裁剪和内裁剪，在此基础上研究了任意多边形对图形的裁剪问题，通过编程应用，效果良好。

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