[电] 资料输送仪器

电信专业英英词典D-1

DAMA - Stands for Demand-Assigned Multiple Access. This is a way to instantaneously assign telephony channels in a transponder according to the immediate traffic demands. Dash - This is the the charac

发表于:2019-01-03 / 阅读(38) / 评论(0)

电信英语

电信专业英英词典D-4

D type Channel Bank A D type channel bank is channel termination equipment used for combining (multiplexing) individual analog channel signals on a time division basis. D type channel banks provide in

发表于:2019-01-03 / 阅读(74) / 评论(0)

电信英语

电信英语及其缩略语解释-13

DCC Data Country Code 数据国家号码(3位) DCC Digital Cross Connect 数字交叉连接 DCCE Digital Cell Center Exchange 数字小区中心交换机 DCCH Dedicated Control CHannel 专用控制信道

发表于:2019-01-03 / 阅读(62) / 评论(0)

电信英语

VOA常速英语2007年-Shuttle Lands After Mission to Space Station

By Brian Wagner Miami 07 November 2007 The crew of the space shuttle Discovery has returned to Earth after completing a more than two-week mission to the International Space Station. VOA's Brian Wagner reports that the astronauts performed crucial co

发表于:2019-02-04 / 阅读(33) / 评论(0)

VOA常速英语2007年（十一月）

中国医疗队在南苏丹的十年

Alex Bakiet, who speaks Chinese fluently, is the president of Wau Teaching Hospital in South Sudan. He said when the Chinese medical team first came to Wau ten years ago, he was still a volunteer. That's when he came into contact with his Chinese cou

发表于:2019-02-06 / 阅读(23) / 评论(0)

英语新闻

南非,中国签署基础设施升级协议

JOHANNESBURG, March 26 (Xinhua) --Transnet, a South African state-owned transport and logistics company, and China Development Bank (CDB) on Tuesday signed an agreement to cooperate in upgrading infrastructure projects. Transnet said the cooperation

发表于:2019-02-18 / 阅读(32) / 评论(0)

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