求翻译：可视化指挥调度子系统集图像、声音、数据于一体，各指挥部之间通过可视化设备，能够进行视频、音频等信息的互通,实现国家级、城市级、开闭幕式（场馆群）、场馆四级指挥中心音视频信息流的传输，实现是什么意思？

Visualization of Command and Control subsystem set of images, sounds, data visualization device between the headquarters to carry video, audio and other information exchange, national, city level, opening and closing ceremonies (venue group ), venues four command center audio and video transmission

Visual control sub-system set images, voice, data, between the command through visual device, video, audio, and other information sharing the achievement of national-level, and city level, the closing ceremony (venue) at level 4, the museum's command center video and audio streams of information tra

The visualization command and adjustment subsystem collection image, the sound, the data in a body, between various headquarters through the visualization equipment, can carry on information and so on video frequency, audio frequency intercommunications, the realization state-level, the city level,

Visual command and control subsystem images, sounds, data in one, between the command through Visual devices can exchange information, such as video, audio, realization of national, urban, and the opening and closing ceremonies (facility group), venue four-level command center audio and video stream

正在翻译，请等待...