关于手机订票系统开发的需求分析说明书。里面有各种模块详细设计。-Analysis of specification on the needs of the mobile ticketing system development

航空系统简易班提供基本功能需要，实现简单手机3G订票功能的系统。-Simple class aviation system provides the basic functions needed to achieve a simple function of 3G mobile phone ticketing system.