单词:voice carrier telegraph testing equipment
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VOICE ONE: This is SCIENCE IN THE NEWS, in VOA Special English. I'm Bob Doughty. VOICE TWO: And I'm Faith Lapidus. Wintry conditions are returning to the northern part of the world. Winter brings cold weather and, with it, a danger as old as man's k
04 美国的航空航天技术 DATE=2-21-01 TITLE=EXPLORATIONS #1940 - Space Digest BYLINE=Paul Thompson VOICE ONE: This is Steve Ember. VOICE TWO: And this is Shirley Griffith with the VOA Special En
VOICE ONE: Im Steve Ember. VOICE TWO: And Im Barbara Klein with EXPLORATIONS in VOA Special English. Today we tell about a program in the nineteen sixties to train women as astronauts. Today they are known as the Mercury Thirteen. They never reached
An undercover probe conducted by China Central Television has revealed just how easy it can be to obtain fraudulent inspection certificates. Reporters in Shandong's capital, Jinan, were able to obtain fake emission permits from local garages, as well
EXPLORATIONS - October 16, 2002: Information Age, Part 1 By Paul Thompson VOICE ONE: This is Mary Tillotson. VOICE TWO: And this is Steve Ember with the VOA Special English program EXPLORATIONS. Today
Cache - Generally, a place to temporarily store something. Regarding computers and telecommunications, it is a place where data is temporarily stored during transmission. Call - This is a connection b
EMI electromagnetic interference; also, exchange message interface End Office (EO) EO is a LEC (BOC or an ITC) switching system within a LATA where local loops to customer stations are terminated for
DCE data circuit terminating equipment DCP digital communications protocol DCS digital cross-connect system DDD direct distance dialing DDN Defense Data Network Digit L Digital L is another amplitude
China officially launched its second -- and the first domestically developed -- aircraft carrier on Wednesday morning in Dalian, Liaoning province. 星期三(4月26日)早上,我国第二艘航空母舰也是第一艘中国人自主研发的航母
EXPLORATIONS -April 3, 2002: Spacesuit History By Paul Thompson VOICE ONE: This is Mary Tillotson. VOICE TWO: And this is Steve Ember with the VOA Special English program EXPLORATIONS. Today we tell a
ANNOUNCER: EXPLORATIONS, a program in Special English on the Voice of America. Today Shirley Griffith and Frank Oliver tell about a famous World War Two pilot, Jimmy Doolittle. (SOUND) VOICE ONE: Jimmy Doolittle He was a scientist, an airplane engin
The telegraph was the first communication device that could move information quickly from one place to another. 10 June 2008 VOICE ONE: Im Barbara Klein. VOICE TWO: And Im Steve Ember with EXPLORATIONS in VOA Special English. Today, we begin a serie
Voice 1 Welcome to Spotlight. Im Robin Basselin. Voice 2 And Im Bruce Gulland. Spotlight uses a special English method of broadcasting. It is easier for people to understand, no matter where in the world they live. Voice 3 We are all under the same m
52 美国大无畏航母博物馆参观记 DATE=8-8-01 TITLE=EXPLORATIONS#1964 - The Intrepid Museum BYLINE= Paul Thompson VOICE ONE: This is Shirley Griffith. VOICE TWO: And this is Steve Ember with
BEIJING, March 29 (Xinhua) -- China is conducting scientific testing and training exercises for its aircraft carrier, Defense Ministry spokesman Yang Yujun said Thursday. It takes time for weapons and equipment to be developed from scientific researc
An undercover probe conducted by China Central Television has revealed just how easy it can be to obtain fraudulent inspection certificates. Reporters in Shandong's capital, Jinan, were able to obtain fake emission permits from local garages, as well
China's first domestically-built aircraft carrier has set out from a port in Liaoning on its maiden voyage to start sea trials. The 50,000-ton vessel, codenamed Type 001A, is the second aircraft carrier launched by China. It follows the carrier Liaon
Voice 1 Welcome to Spotlight. Im Ryan Geertsma. Voice 2 And Im Robin Basselin. Spotlight uses a special English method of broadcasting. It is easier for people to understand, no matter where in the world they live. Voice 1 That is the sound of reggae
Voice 1 Thank you for joining us for todays Spotlight, Im Joshua Leo. Voice 2 And Im Liz Waid. Spotlight uses a special English method of broadcasting. It is easier for people to understand, no matter where in the world they live. Voice 1 When you lo
Voice 1 Welcome to Spotlight, Im Ruby Jones. Voice 2 And Im Marina Santee. Spotlight uses a special English method of broadcasting. It is easier for people to understand, no matter where in the world they live. Voice 1 Welcome to our listener mail pr