这个过程和搜索引擎优化很相似，不同点在于你需要的不是建立网站，而是交互式地发送邮件。

The process is similar to search engine optimization, except that you design messages rather than web sites, and you do it interactively.

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本文介绍了系统实现的框架和技术流程，并对实现过程中的场景建模技术、交互设计中的图形化设计方法以及场景优化技术做了深入阐述。

This paper gives a whole illustrate in system's structure and the technical implementation process, and details in the modeling technology, interactive graphic design and optimization technology.

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