远程视频监控系统，查看被控制端的文件目录清单；查看被控制端的文件内容；拷贝被控制端的文件到控制端-Remote Video Monitoring System, see end of document control inventory control side view the content of the document copy of the document control to the control side client -Remote video monitoring system, view the controlled side of the file directory list　see the controlled side of the file contents　copies of the controlled side of the file to control the side-Remote Video Monitoring System, see end of document control inventory control side view the content of the document copy of the document control to the control side client