美国国家专利网下载软件，可以将美国国家专利网上的数据下载到本地数据库系统，并分字段存放，有界面，操作方便。-U.S. National Network to download software patents could be the United States Patent online data downloaded to the local database system, and sub-field storage, there is the interface, easy to ope

无线传感网分簇算法四色算法在OMNET上的仿真，希望对大家有所帮助-Wireless sensor network clustering algorithm for four-color algorithm in the simulation OMNET, I hope all of you to help