本文旨在简要介绍Web应用程序建模存在的问题和可能的解决方案。其中着重讲述在构架上对 Web 应用程序有重要意义的构件，以及如何使用 UML 对它们进行建模。本文假定读者熟悉UML、面向对象技术的原理和 Web 应用程序开发。文中描述的工作基于一些无偏向性的假设。-purpose of this paper is to briefly introduce Web Application Modeling the problems and possible solutions. Which focuses on the structure of Web applications is important elements of and how to use UML for their modeling. Assuming that the reader is familiar with the UML, object-oriented technology and the tenets of Web application development. This paper describes the work based on a non-biased assumptions.