文章概述了实现软件无线电的关键技术及应用状况。
This article has explained the key to realize software radio technology and its application.
本系列的 第一篇文章概述了三种类型的 Web 服务
The first article in this series outlined three types of web services
文章概述了目前应急救援存在的问题，并提出对应的建议和对策。
The paper expounds the problems in current emergency rescue, and puts forward the related suggestions and countermeasures.
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