一个完整我的数字硬盘录像机系统软件，包括视频数据采集与压缩录像；云台控制；接入报警与电子地图 我 。-integrity of a digital disk recorder system software, including video data acquisition and video compression; tilt control; Access Warning and Electronic Map I.

北京地理信息公众查询系统 电子地图和媒体数据哪位大虾有共享一下(Beijing geographic information query system of electronic map and public media which prawn to data sharing)