[计] 高级数据通信控制规程

数据通信系统（一）

Data Communication Systems There are five basic types of data communication system: Off-line data transmission is simply the use of a telephone or similar link to transmit data without involving a com

发表于:2018-12-08 / 阅读(198) / 评论(0)

电信英语

中级美国英语第二十三课

一.本课要点及示例在这一课里,我们要学习被动语态. 比方有一句话:

发表于:2018-12-08 / 阅读(529) / 评论(0)

VOA中级美国英语

新东方赵丽词汇课堂 Lesson 71

新东方赵丽词汇课堂 Lesson 71听力下载

发表于:2018-12-15 / 阅读(241) / 评论(0)

新东方赵丽词汇课堂

电信专业英英词典H-1

Half Duplex Half duplex is a transmission path capable of transmitting signals in both directions, but only in one direction at a time. HDLC high-level data link control Header The header is control i

发表于:2019-01-03 / 阅读(265) / 评论(0)

电信英语

电信常用缩略语-4

SBA Software generated group Blocking-Acknowledgement message 软件产生的群闭塞证实消息 SCCP Signalling Connection Control Part 信令连接控制部分 SCMG SCCP Management SCCP管理 SCP

发表于:2019-01-03 / 阅读(205) / 评论(0)

电信英语

电信英语及其缩略语解释-8

CCCH Common Control CHannel 公用控制信道电信英语及其缩略语解释（8） CCD Charge Coupled Device 电荷耦合器件 CCF Conditional Call Forwarding 有条件呼叫前转 CCH Connectio

发表于:2019-01-03 / 阅读(208) / 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(230) / 评论(0)

电信英语

VOA慢速英语2011--Can America Win the Education Race?

This is the VOA Special English Education Report. 这里是美国之音慢速英语教育报道。 President Obama talked a lot about education in his State of the Union speech last week. 奥巴马总统在上周的国情咨文一再谈及教育。 B

发表于:2019-01-12 / 阅读(176) / 评论(0)

2011年VOA慢速英语(二)月

VOA标准英语2012--Higgs Boson Finding Excites Fermilab Scientists

Higgs Boson Finding Excites Fermilab Scientists Some 200 scientists and other staffers gathered at Fermilab -- at two o'clock in the morning - to watch the announcement from Geneva. Many of them have strong connections to the CERN experiment - using

发表于:2019-01-13 / 阅读(197) / 评论(0)

VOA标准英语2012年(七月)

美国国家公共电台 NPR Most Americans Feel They've Lost Control Of Their Online Data

MARY LOUISE KELLY, HOST: As Facebook's Mark Zuckerberg testified for Congress today, we sat wondering, how much do Americans care about their online privacy? What's OK for companies to collect about you, and what's not? So we went out here in Washing

发表于:2019-01-16 / 阅读(226) / 评论(0)

2018年NPR美国国家公共电台4月

2016年CRI China to launch first quantum communication satellite

Quantum communication boasts ultra-high security as a quantum photon can neither be separated nor duplicated. It is hence impossible to wiretap, intercept or crack the information transmitted through it. Anton Zeilinger, an Austrian physicist at the

发表于:2019-01-19 / 阅读(272) / 评论(0)

2016CRI中国国际广播电台

科学美国人60秒 SSS Color-Changing Skin Aids Climate Control and Communication

Various animals evolved coloration that keeps them hidden. A jaguar's patterns help it slink undetected across the sun-dappled rainforest floor. The mottled pigmentation on the wings of some let them rest on tree bark undisturbed. And then there are

发表于:2019-01-20 / 阅读(183) / 评论(0)

2016年Scientific American(九)月

Windows 2000常用英文词汇表(1)

A (address) resource record / A（地址）资源记录 AAL, ATM adaptation layer / ATM 适配层 ABR, area border router / 区域边界路由器 ABR, available bit rate / 可用的传输率 access con

发表于:2019-02-04 / 阅读(193) / 评论(0)

实用英语

CCTV9英语新闻12月：嫦娥3任务使用尖端的深空跟踪

By CCTV reporte Han Bin The Change-3 lunar probe will be the countrys first attempt at a soft landing on any extra terrestrial surface and the first moon landing by any country in almost 40 years. The extreme distances present new challenges for the

发表于:2019-02-05 / 阅读(199) / 评论(0)

CCTV9英语新闻2013年12月

经济学人221:可见光通信与光共舞

Science and technology 科学技术 Visible-light communication 可见光通信 Tripping the light fantastic 与光共舞 A fast and cheap optical version of Wi-Fi is coming 一个高速而廉价的光学Wi-Fi即将问世 AMONG the many new gadgets u

发表于:2019-02-06 / 阅读(255) / 评论(0)

经济学人科技系列

雅思分类词汇：学校课程名称

大学英语College English 高等数学Advanced Mathematics 体育Physical Education 军事理论Military Theory 机械制图Mechanical Graphing 算法语言Algorithmic Language 大学物理College Ph

发表于:2019-02-08 / 阅读(247) / 评论(0)

英文语法词汇

英语笑话听力+文本：Corporate manager quotes 公司经理语录

Corporate manager quotes [00:07.27]Listen and Share [00:10.64]Corporate manager quotes 公司经理语录 [00:22.11]词汇扫描 [00:25.63]memorable ['mem?r?bl] 值得纪念的 [00:29.22]quote [kw?ut] 引语 [00:32.07]mediocrity [?mi:di'?kriti] 普通

发表于:2019-02-15 / 阅读(207) / 评论(0)

英语笑话（MP3+文本）

GRE阅读：如何快速锁定正确答案

GRE阅读理解考查的范围非常广，不像填空、类比和反义那样注重基础和词汇量，而GRE考试的阅读又与其他考试中的阅读有很大区别，所以在技巧方法上也要区分对待。GRE阅读中多见长句，对理

发表于:2019-02-17 / 阅读(235) / 评论(0)

GRE英语

雅思写作范文：传统文化消失

With the development of modern science and technology, some aspects of traditional culture are being lost, so some people think that traditional culture will be replaced by the modern science and technology, such as computers and the Internet. What i

发表于:2019-02-21 / 阅读(249) / 评论(0)

雅思英语

英闻天下——203 French and Malian Troops Advanced

French President Francois Hollande says it is up to African forces to restore Mali's territorial integrity once towns are retaken from Islamist extremists. What do we still need to do? Stop the terrorist offensive. That's done. Then retake the towns

发表于:2019-02-21 / 阅读(153) / 评论(0)

英闻天下

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