介绍了全电子式预付费磁卡电度表的工作原理、功能特点、售电系统及其综合效益。

This paper introduces the working principle, functional features, electricity vending system and comprehensive benefit analysis of full-electronic pre-payment mag card meter.

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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.

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