ICS33.160.25 CCSM7 世界超高清视频产业联盟标准 T/UWA012.5—2022 “百城千屏”超高清视音频传播系统 公共显示屏系统（户外）技术要求 Technicalrequirementsofthepublicdisplaysystem(outdoor)ofUHDvideoand audiobroadcastingsystemfor“BaiChengQianPing” 2022-02-16发布 2022-02-16实施 世界超高清视频产业联盟  发布 全国团体标准信息平台 全国团体标准信息平台 T/UWA012.5—2022 I目次 前 言...........................................................................................................................................................II 1范围.....................................................................................................................................................................1 2规范性引用文件.................................................................................................................................................1 3术语和定义.........................................................................................................................................................1 4缩略语.................................................................................................................................................................2 5一般要求.............................................................................................................................................................2 正常使用条件.............................................................................................................................................2 外观结构.....................................................................................................................................................2 系统框图.....................................................................................................................................................2 播放要求.....................................................................................................................................................3 功能要求.....................................................................................................................................................3 系统接口.....................................................................................................................................................4 物理性能要求.............................................................................................................................................4 显示性能要求.............................................................................................................................................4 防护等级.....................................................................................................................................................5 安全性.......................................................................................................................................................5 电磁兼容性...............................................................................................................................................5 环境适应性...............................................................................................................................................5 可靠性.......................................................................................................................................................5 环境保护...................................................................................................................................................6 节能特性...................................................................................................................................................6 建筑强度要求...........................................................................................................................................6 音响系统...................................................................................................................................................6 附录A（资料性）音响系统................................................................................................................................7 A.1音响系