在此基础上，进行移动支付系统的功能分析，讨论业务处理系统的手机缴费、数字点卡购买、电子邮箱付费具体业务的主要流程。

Based on it, the functions of mobile payment system are analyzed, and the mainly processes of mobile payment, digit point-card purchase and email payment are discussed.

youdao

在此基础上，进行移动支付系统的功能分析，讨论业务处理系统的手机缴费、数字点卡购买、电子邮箱付费具体业务的主要流程。

Based on it, the functions of mobile payment system are analyzed, and the mainly processes of mobile payment, digit point-card purchase and email payment are discussed.

youdao