| 源码简介： |
由VB编写的一个实用短信计费系统。主要模块包括（1）计费管理子系统：用户入费；错单处理；用户费率管理；费率管理；用户分析（2）系统维护子系统：管理员登录、管理员管理、数据库设置等（3）计费引擎子系统-prepared by the VB as a practical SMS billing system. Main modules include (1) Accounting Management Subsystems : user access fees; Wrong processing; Users rate management; Rate management; Analysis of users (2) system maintenance subsystem : Administrators Login, a caretaker management, Database set up, etc. (3) Billing engine subsystem
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