x
uploads/public address system.jpg

public address system 擴音裝置,有線廣播系統。

public affairs

Major improvement works under the programme include refurbishment of concourse and platform areas , increasing the number of passenger lifts in mtr stations , improving air - conditioning in underground mtr stations , enhancing the public address system and closed circuit television , etc . this rolling programme of station improvements is targeted to be completed by 2006 主要的工程包括翻新大堂及月臺、添置更多的乘客升降機、改善地底車站的空調設備、廣播系統及閉路電視等。整項計劃預計于二六年完成。

The facilities include a pitch area covering 9 , 620 square metres , executive suites , restaurant , a giant diamond vision screen , a large scoreboard , public address system and gift shop , etc . beside sport - related activities , the stadium is also equipped for the hosting of entertainment , cultural , religious and community events , for example , rugby sevens , the lunar new year soccer tournaments , national day celebration show and walk for millions 大球場設備完善,擁有一個面積達9620平方米的草場,并設有廂房、餐廳、大型彩色螢幕、大型電子計分板、廣播系統和禮品店等。除了球類和同體育活動外,大球場亦會舉行各類文娛、宗教和社區活動,當中包括七人欖球賽、賀歲杯足球賽、國慶活動和百萬行。

This includes hardware , software , support areas and services required for the operation of the olympic competition and venues , data processing , computer rooms , results , timing and scoring , telecommunications , venue communications , public address system and equipment rooms 這包括:硬件、軟件、奧運會比賽和場館運行所需的技術支持和服務、數據處理、計算機房、成績、記時和記分、電信、場館通訊、公共廣播系統和設備機房等。

When you hear a song ? on the radio , over a public address system , in a bar or on television ? you punch in the shazam service ' s four - digit code number on the handset , point the phone at the source of the sound and hold it there for 15 seconds 當你聽到一首歌,無論是在收音機、透過公共擴音系統、在酒吧里或電視上,只要在手機上輸入沙札姆服務中心的四位數代碼,將電話朝向音源,拿在手上15秒就行了。

In the case of drl , train - borne communications equipment and a public address system will be provided in train compartments to enable direct communication between passengers on train and the train controller at the control centre 以?士尼?為例,該?的列車均置有車廂通訊設備及廣播系統,讓乘客能與控制中心的列車控制主任直接溝通。

During this short break , the fabulous kcr millennium ambassador , miss cecilia cheung , will make a broadcast via the public address system in each station , inviting passengers to join her to do a count down to year 2000 在這段時間,九鐵千禧大使張柏芝小姐會透過車站廣播系統,邀請乘客一齊倒數到二千年,并向乘客送上新年祝賀。

Public address system ( abbreviated as pas ) is a necessary equipment for public places such as intelligent building , airport , railway station and integrated building and has a wide range of applications 公共廣播系統( publicaddresssystem ,簡稱pas )是智能大廈、機場、車站、綜合大樓等公共場所所必備的設備,其應用范圍極為廣泛。

Howling , which results from the feedback , restrains the gain increasing and obscures clarity . when feedback goes serious , the public addressing systems even cannot work 由聲反饋引起的嘯叫限制了系統擴聲增益的提高,使聲音產生失真,嚴重時甚至使系統無法正常工作。

Oas ( office automation system ) includes multi - media information , electronic bulletin board , public address system , property management system , business convention system Oas辦公自動化系統,門廳多媒體查詢、電子布告、公共廣播、物業管理系統、商務會議系統。

A well - organised edition of the olympics , the stockholm games saw the first use of electronic timing equipment , the photo finish and a public address system 場內試驗性地安裝了電動計時器和終點攝影設備。時間精確到十分之一秒。

The telephone department is responsible for message service , including morning wake - up calls , and paging on the public address system 話務部的主要職責是信息服務,包括早上的叫醒服務及公共廣播系統的呼叫服務。

In 1912 in stockholm , the first electric timing devices and public address system was used at the olympics 1912年斯德哥爾摩奧運會上,電子計時設備和公共報道系統第一次在奧運會上使用。

Then the airport public address system announced that a plane had landed , but could not take off because of technical problems 然后機場廣播有一班飛機降落,但這班飛機有點故障。

The announcer gabbled some incomprehensible message over the public address system 播音員透過有線廣播嘰哩咕嚕地說了一些難懂的訊息。

Charge for the use of self - operated public address system not exceeding 2 hours 租用可由使用者自行操作的擴音設備收費不逾2小時

Pc public address system 擴聲系統

Pas public address system 擴聲系統

Pas : public address system 公共廣播音響系統

Acoustic feedback is a common phenomenon in public addressing systems 聲反饋,是擴聲系統中的一種常見現象。