[网络] 卫星覆盖区域

LESSoN EIGHT TEXT Telecommunication via Satellite At the beginning of the twentieth century, there were four powerful means of transmitting and receiving information over long distances: print, photog

发表于:2018-12-01 / 阅读(305) / 评论(0) 分类 自考英语(一)78讲

Broadcast: May 7, 2003 By Paul Thompson VOICE ONE: This is Steve Ember. VOICE TWO: And this is Phoebe Zimmermann with the VOA Special English program EXPLORATIONS. We have news about two exploration d

发表于:2018-12-07 / 阅读(205) / 评论(0) 分类 VOA2003(上)-科技导航

68 科学家正在绘制洪水预报地形图 ENVIRONMENT REPORT September 14, 2001: Weather Maps For Floods (Start at 1'00

发表于:2018-12-09 / 阅读(147) / 评论(0) 分类 自然探索

Researchers say that China's domestically-developed Beidou Navigation Satellite System brings the country closer to achieving its goal of building a satellite network with global coverage. The comments were made at the 9th China Satellite Navigation

发表于:2018-12-18 / 阅读(179) / 评论(0) 分类 2018CRI中国国际广播电台

[00:04.81]Many Americans desire to live in homes near coastal areas. [00:10.95]More than 3,000 people move to coastal areas every day. [00:16.74]But experts say one-fourth of the buildings along America's coastal areas may be damaged or destroyed by

发表于:2018-12-26 / 阅读(216) / 评论(0) 分类 美国英语听力80篇

Earth Station - The term used to describe the combination of antenna, low-noise amplifier (LNA), down-converter, and receiver electronics that are used to receive a signal transmitted by a satellite.

发表于:2019-01-03 / 阅读(187) / 评论(0) 分类 电信英语

By Bill Rodgers Washington, DC 13 December 2006 watch News Media Changes Satellite television and the expanding power of the Internet are not only changing the way news is delivered, but also the perception of what news is and the way journalists do

发表于:2019-01-11 / 阅读(224) / 评论(0) 分类 2006年VOA标准英语(十二月)

EXPLORATIONS – Satellite Photos of Mayan Ruins By Paul Thompson Broadcast: Wednesday, February 09, 2005 Paul Thompson VOICE ONE: I'm Steve Ember. VOICE TWO: And I'm Faith Lapidus with EXPLORATIONS i

发表于:2019-01-11 / 阅读(221) / 评论(0) 分类 Explorations

This is the VOA Special English Development Report. Some young engineers from the United States have brought the Internet to several areas of rural Kenya. Their idea was to connect the communities to the Web by satellite. But there was a problem. Th

发表于:2019-01-11 / 阅读(170) / 评论(0) 分类 VOA慢速英语2009年(二)月

By Carolyn Presutti Washington 26 October 2009 Technology is transforming our lives. It's also transforming the way non-profit groups police human rights abuses around the world. Pictures taken from high in the skies are revealing gruesome stories -

发表于:2019-01-14 / 阅读(200) / 评论(0) 分类 VOA标准英语2009年(十月)

Satellite Broadband Aims to Revolutionize African Development Lift-off for the O3b - or Other 3 Billion - satellite system occurred last week in French Guiana. The system goes live later this year when eight satellites will enter a lower orbit to pro

发表于:2019-01-14 / 阅读(189) / 评论(0) 分类 VOA标准英语2013年(七月)

Today, March 12, is the 33rd Arbor Day in China, when the whole nation is involved in the planting campaign. Official statistics show that more than 189 million trees have been planted voluntarily by residents of Beijing over the past 30 years, makin

发表于:2019-01-19 / 阅读(166) / 评论(0) 分类 英闻天下

Badar-A 巴达A巴西通信试验卫星 Balloon 气球美国军事卫星 BCTS(Broadcast Communication Technology Sat.) 广播通信技术卫星日本广播通信卫星 Beacon 灯塔美国测地卫星

发表于:2019-02-06 / 阅读(173) / 评论(0) 分类 英文语法词汇

China Eastern Airlines has become the first Chinese carrier to provide Wi-Fi services on both domestic and international flights. According to the Ministry of Industry and Information Technology, the carrier is allowed to use the AsiaSat-6 satellite

发表于:2019-02-08 / 阅读(175) / 评论(0) 分类 英语新闻

BEIJING, May 23 (Xinhua) -- The Ziyuan III satellite, launched on Jan. 9 to produce high-resolution imagery for civilian use, has sent back visual data covering 45.79 million square km of the globe as of May 18, according to an announcement on Wednes

发表于:2019-02-08 / 阅读(223) / 评论(0) 分类 英语新闻

社会类 1.One can best understand the most important characteristics of a society by studying its major cities. 一个人要想真正了解一个社会的最大的特点,只用研究一下它的主要城市即可 2.Governments must ensure that th

发表于:2019-02-09 / 阅读(167) / 评论(0) 分类 GRE作文

Track one Human have looked at the night sky for as long as we have existed If we have to pick one date for the Space Race to be born it was 4 October 1957 When the Soviet Union launched Sputnik One the World's first satellite Sending a satellite is

发表于:2019-02-16 / 阅读(155) / 评论(0) 分类 英语PK台

Chinas first dark matter detection satellite Wukong has completed its in-orbit testing. The satellite was launched last December by a Long March rocket. Wukong has detected 460 million high energy particles, and sent about 2.4 terabytes of raw data b

发表于:2019-02-19 / 阅读(221) / 评论(0) 分类 cctv9英语新闻2016年

China Eastern Airlines has become the first Chinese carrier to provide Wi-Fi services on both domestic and international flights. According to the Ministry of Industry and Information Technology, the carrier is allowed to use the AsiaSat-6 satellite

发表于:2019-02-21 / 阅读(161) / 评论(0) 分类 2015CRI中国国际广播电台

Chinas investment in information infrastructure over the next five years is expected to exceed 2 trillion yuan as outlined in the 13th Five-Year Plan. China's nationwide fiber optic network, high-speed broadband Internet and cloud computing centers w

发表于:2019-03-12 / 阅读(1816) / 评论(0) 分类 cctv9英语新闻2016年
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