...背景广播 紧急广播 应备功能 [gap=315]Key words】reinforcement system, public address, business announcement, background broadcast, emergency broadcast, ensured function ..
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background broadcast system 背景广播系统
Background music and emergency broadcast 背景音乐及紧急广播
broadcast with background music 配乐广播
background music broadcast 背景音乐广播
In the background, the few radio stations that can still broadcast convey the messages of agonized families and friends.
少数仍能运作的广播之声四处播送着那些极度痛苦的家人朋友发来的信息。
A background music broadcast system of library building engineering in Chongqing Institute of Technology is designed.
以重庆工学院图书馆工程建设为背景,设计了一种背景音乐广播系统。
The public broadcast system specially provides the background music for the public place, it is also the specialized equipment which broadcast the fire alarm to the public.
公共广播系统是专为公共场所提供背景音乐、广播及消防报警的专业设备。
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