文档介绍：北京华夏易联科技开发有限公司北京华夏易联视频会议系统政府行业解决方案(2011-12-23 ) 北京华夏易联科技开发有限公司 2011-12-23 北京华夏易联科技开发有限公司目录第一章需求分析................................................................ ....................................................................................................................................... ....................................................................................................................................... ....................................................................................................................................... ....................................................................................................................................... ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... 8第二章系统设计................................................................ ....................................................................................................................................... ................................................................................................................................... ..................................................................................................................................... .......................................................................................................... .......................................................................................................... ..................................................................................