Methods of measurement on receivers for television broadcast transmissions . part 2 : electrical measurements on audio channels , methods in general and those for monophonic channels 电视广播接收机测量方法.第2部分:伴音通道的电性能测量,一般测量方法和单声道测量方法
Install this update to address an issue with windows media center which may prevent you from receiving audio in the desired language on channels that utilize a secondary audio channel 安装此更新可解决windows media center中，使用次声道的频道无法以偏好语言接收音讯的问题。
Because of the increased transmitting paths of audio channels in broadcast stations , the key problems are to discover the malfunctions in time and to perform the emergency procedures 摘要随着广播电台节目路数的增多，特别是一些大型电台，及时发现播出故障并实施应急措施日益成为日常工作的重点和难点。
Each room is equipped with individually controlled air - conditioner , satellite tv programs cnn , nhk , thai star program , audio channel , refrigerator as well as direct domestic and international telephone 每个房间均设有独立空调卫星电视小冰箱等。豪华套房以上的房间还设有录间电话图文传真机等，为不同需求的客人提供方便。
Making full use of the latest internet broadcast technology , the service offers one video and up to four audio channels - floor , cantonese , putonghua and english - for public viewing of the press conferences through the gic 这项服务利用最先进的互联网广播技术，令公众士可以在政府资讯中心的网页内，观看由一条视讯频道和最多四条音讯频道包括现场粤语普通话英文转播的记者招待会实况。
Making full use of the latest internet broadcast technology , the service offers one video and up to four audio channels - floor , cantonese , putonghua and english - for public viewing of the press conferences through the gic . ( b ) government information centre 这项服务利用最先进的互联网广播技术，令公众士可以在政府资讯中心的网页内，观看由一条视讯频道和最多四条音讯频道包括现场、粤语、普通话、英文转播的记者招待会实况。
There ’ re some shortcomings in the past audio system . firstly , audio channel is connected with an audio cable ; secondly , the installation in multi - room or long distance environment is complex ; thirdly , extra hardware and cable is needed in the management and monitoring of the audio content ; lastly , the audio routing is manually operated or by expensive audio routers , also , the reconfiguration of the audio system is complicated and time - consuming . in comparison with the past audio system , audio and control data can coexist in cat - 5 cable using etheraudio router ; the devices can be separatedly monitored through the ethernet ; audio can be transmitted to single destination or different destination ; audio routing can be easily finished by modifying address 传统的音频系统中,音频轨道都要与一条音频电缆相连;多房间、长距离安装复杂;音频内容的管理和监控都需要附加硬件设备和电缆;音频路由需要人工接线或昂贵的音频路由器,系统的重新配置也是复杂而耗时的过程。 etheraudio音频路由器可以利用5类线同时传输音频和控制数据;音频设备可以通过以太网独立监控;音频数据可以传输到单个或多个目的地;音频路由可以通过更改地址信息轻易地完成。
All - purpose conference room av amplification systems must handle audio in the forms of voice , music , movie soundtracks , singing ( for live performances ) , etc . , therefore the proper locations to install speakers , the power of the speakers , the number of microphones and audio channels must all be given serious consideration 多功能厅的音频扩声系统由于需要同时满足人声（会议） 、音乐播放声（电影播放） 、歌唱声（文艺演出）等多种需求，所以在音箱的合理安装位置、功率大小、话筒的数量、音频处理方面需要着重考虑。
