当某台电脑每次上网时，它会向与之通讯的其它电脑发出上百条相关的细节信息，其用途就像是电话卡一样。
Every time a typical computer goes online, it broadcasts hundreds of such details as a calling card to other computers it communicates with.
联网电子收费系统涉及无线通讯、智能卡技术、信息安全、系统集成、测试技术等多个领域。
The standardization of Unified ETC System will be involved with wireless communication, CPU IC, information security, system integration, testing etc.
通讯充值卡管理系统是将IT技术用于通讯充值卡信息的管理， 它能够收集与存储通讯充值卡的档案信息，提供更新与检索通讯充值卡信息档案的接口；
Rental management system is IT technology for the management of rental information, file storage housing rental information it can collect, update and retrieve the rental information file interface;
应用推荐