IC卡水表用于对流经管道的水量进行精确计量，具有智能数字显示功能，可实现对用水的预付费管理。
The IC card water meter which can realize intelligent and digital display is used to measure the water current in pipe and manage prepaying of water.
本课题的目的是研究一种基于无线多跳技术的居民用电远程抄表和远程预付费控制用电管理系统。
The purpose of this issue is a research-based multi-hop wireless technology and remote meter reading of electricity residents prepaid long-distance power control management system.
介绍了IC卡预付费售电管理系统的设计目标、系统结构和实现功能。
The design aims , the system framework and the function of management system for selling electricity in advance by means of IC card are introduced in this paper.
应用推荐