Cuba Announces Full Internet Access for Mobile Phones Cuban officials have announced that the countrys citizens will soon be able to fully use the internet on their mobile phones. Cuba is one of the last nations in the world to offer such service. Ma

发表于:2019-01-03 / 阅读(43) / 评论(0) 分类 2018年VOA慢速英语(十二)月

Meet CIMON, a Floating Space Assistant for Astronauts Among todays hottest selling personal technology devices are smart digital assistants for the home. Google Home, Amazon Echo and Apple HomePod are all artificial intelligence (AI)-powered systems

发表于:2019-01-03 / 阅读(52) / 评论(0) 分类 2018年VOA慢速英语(三)月

By Kerry Sheridan Three major network television stations - NBC, CBS and ABC - have provided news and entertainment to American television viewers for decades. Each network broadcasts the evening news

发表于:2019-01-03 / 阅读(84) / 评论(0) 分类 VOA2004(下)--文化艺术

Channel A channel is a single communications path in a transmission medium connecting two or more points in a network, each path being separated by some means; e.g., spatial or multiplex separation, s

发表于:2019-01-03 / 阅读(94) / 评论(0) 分类 电信英语

HBA Hardware failure oriented group Blocking-Acknowledgement message 面向硬件故障的群闭塞证实消息 HGB Hardware failure oriented Group Blocking message 面向硬件故障的群闭塞消息

发表于:2019-01-03 / 阅读(62) / 评论(0) 分类 电信英语

PPSN public packet switched network Premises Distribution System (PDS) PDS is the transmission network inside a building or among a group of buildings, for example an office park or a campus. PDS is u

发表于:2019-01-03 / 阅读(73) / 评论(0) 分类 电信英语

SAFENET survivable adaptable fiber-optic embedded network Satellite Communications Satellite communications entails microwave radio, line-of-sight propagation from a transmitting earth terminal (i.e.,

发表于:2019-01-03 / 阅读(66) / 评论(0) 分类 电信英语

Simple Network Management Protocol (SNMP) SNMP is the application protocol offering network management service in the Internet suite of protocols. A structure for formatting messages and transmitting

发表于:2019-01-03 / 阅读(109) / 评论(0) 分类 电信英语

SSN switched service network SS signaling system Station Equipment Station equipment is a component of telecommunications systems such as a telephone or data terminal, generally located on the user's

发表于:2019-01-03 / 阅读(88) / 评论(0) 分类 电信英语

Transmission Facilities Transmission facilities provide the communication paths that carry user and network control information between nodes in a network. In general, transmission facilities consist

发表于:2019-01-03 / 阅读(79) / 评论(0) 分类 电信英语

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(150) / 评论(0) 分类 电信英语

International Organization for Standardization (ISO) ISO is a worldwide federation of national standards bodies (ISO National Bodies). The work of preparing international standards is normally carried

发表于:2019-01-03 / 阅读(79) / 评论(0) 分类 电信英语

APCM Adaptive Pulse Code Modulation 自适应脉码调制 APCM是在PCM基础上,采用量化自适应,使均方量化误差最小的一种调制方法。 APD Avalanche Photo Diode 雪崩光电二极

发表于:2019-01-03 / 阅读(89) / 评论(0) 分类 电信英语

影片对白 Dr. Marsha: If you've just tuned in , this is Dr. Marsha Fieldstone and tonight's topic is Your Wishes and Dreams and we're on the line now with someone from Seattle. Sam: Hello? Dr. Marsha: Hello, Sam. This is Dr. Marsha Fieldstone on Netw

发表于:2019-01-03 / 阅读(94) / 评论(0) 分类 影视英语

So we're bound with the laws of physics and the laws of economics. 所以我们需要遵循物理原理以及经济原理。 And so the thought that I started with was how do you do this, still within the boundary of the science we know today 于是我

发表于:2019-01-03 / 阅读(56) / 评论(0) 分类 TED演讲科技篇

Anil Gupta 在发展中国家内寻觅着那些不知名的发明家们--那些本地的被贫困所掩盖的天才企业家,他们的能力可以改变很多人的生活。他展示了小蜜蜂网络(Honeybee Network)是怎么帮助这些人去建

发表于:2019-01-05 / 阅读(85) / 评论(0) 分类 TED公开课:地球村

What can Internet do for us? Internet has four main applications as follows: l. E-mail. With Internet, people can compose, send, and receive electronic mails. Many people get dozens of messages a day and consider it as their primary way of interact

发表于:2019-01-08 / 阅读(103) / 评论(0) 分类 英语阅读理解

今天我们要学的词是blitz。 Blitz, 是闪电战的意思。为防止工党在明年大选中落败,British Prime Minister Gordon Brown tried to win back middle class voters through a policy blitz, 英国首相推出一批新政策,希望重

发表于:2019-01-08 / 阅读(159) / 评论(0) 分类 英语每日一词

1.President Barack Obama's launched a TV blitz to build public support for his health care overhaul plan. Obama became the first president to appear on five Sunday network talk and public affairs shows in the same morning. 2.The FBI has arrested a 2

发表于:2019-01-11 / 阅读(113) / 评论(0) 分类 美联社新闻一分钟2009年(九)月

AS IT IS 2016-01-20 Iran Glad for Sanction Relief, But Wary of US Iran says it welcomes the easing of economic sanctions, but will remain wary of the United States. Monday, Iran's Defense Minister called the U.S. sanctions hostile toward Iran. The U.

发表于:2019-01-12 / 阅读(142) / 评论(0) 分类 2016年VOA慢速英语(一)月