单词：preassigned multiple access satellite system
单词：preassigned multiple access satellite system 相关文章
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
自考英语（一）78讲
1. W: Just imagine we have to finish reading 300 pages before Monday, how can the professor expect us to do it in such a short time? M: Yeah, but what troubles me is that I cant find the book in the library or in the university bookstore. Q: what doe
英语四级听力-短对话
Cassegrain Antenna - An antenna that places a subreflector at the focal point to reflect energy to or from a feed located at the apex of the main reflector. CB - This stands for Citizen's Band and is
电信英语
CPU central processing unit Cross Connect 1.in a premises distribution system, equipment used to terminate and administer communications circuits. In a wire cross connect, jumper wires or patch cords
电信英语
MAAP maintenance administration panels MACSTAR multiple access customer station rearrangement MAC media access control or moves, adds, and changes Main Cross-Connects In a premises distribution system
电信英语
CDF Combined Distribution Frame 组合配线架 CDG CDMA（Code Division Multiple Access） Development Group CDMA（码分多址）开发小组 CD-I Compact Disk-Interactive 交互式光盘 CDMA Code
电信英语
DRAM Dynamic Random Access Memory 动态随机存取存储器 DRAW Direct Read After Write 写后直接读出 DRDW Direct Read During Write 写时直接读出 DRMA Digital Radio Multiple Access 数字无
电信英语
CPE Customer Premises Equipment 用户前端设备 CPFSK Continuous Phase Frequency Shift Keying 连续相位频移键控 CPM Central Process Module 中央处理模块 CPP Calling Party Pays 主叫方付
电信英语
Vicious weather in the southern plains. Two deadly tornadoes swirling in unison in southern Oklahoma. All of it caught on tape. There comes one right there. Look at them. They are all over. As you can hear, storm chasers were only reporters because i
CNN2010年(五)月
中文 英文 缩写 按次付费电视 pay-per-view 按次计费制 message rate system 按次计费制/测量系统 metering system 按电路群闭塞 block by circuit group 按分计费 charge per
电信英语
By Cindy Saine Washington 14 February 2008 The Defense Department says it is planning to shoot down a defunct U.S. spy satellite before it is expected to hit the Earth in early March, because of potential danger to human beings from its unburned rock
VOA常速英语2008年（二月）
banaroo--Be my Satellite dam daba dam daba daba da daba da daba da daba da hear my s.o.s. dam daba dam daba daba da daba da daba da daba da hear my s.o.s. calling you calling you i need you today cause i lost my direction in the endless milky way eme
好听的英文歌曲
By Peter Fedynsky Moscov 06 September 2007 Kazakhstan has suspended launches of the Russian Proton rocket at the Baikonur Space Center following a failed liftoff and loss of the payload, a Japanese communications satellite. VOA Moscow Correspondent P
2007年VOA标准英语（九月）
日本富士通实验室的研究人员开发了一种无线充电系统，可同时给一定范围内的手机、数码相机及手提电脑等各种移动设备充电，无需使用电缆。该系统最早可于2012年正式推出使用。该系统被
阅读空间
By Anjana Pasricha New Delhi 28 April 2008 India has launched a record number of satellites into space in a single mission. The launch marks a milestone for the country's space program. Anjana Pasricha reports from New Delhi, India wants to emerge as
VOA常速英语2008年（四月）
音乐咖啡厅:Michael Learns To Rock - Lonely Satellite 相关介绍：《Eternity》是摇滚麦克的最新录音室创作大碟，专辑由乐团吉他手／主唱Mikkel Lentz担纲制作大任，专辑在丹麦的哥本哈根以及瑞典的哥德
音乐咖啡厅
XICHANG, Sichuan, June 21 (Xinhua) -- China successfully launched a new communication satellite, the Zhongxing-10, from its Xichang Satellite Launch Center in southwest Sichuan Province on early Tuesday. The satellite, carried by a Long March-3B rock
英语新闻
MOSCOW, Nov. 25 (Xinhua) -- Russia's Proton-M carrier rocket was launched on Friday from the Baikonur space center in Kazakhstan with a Chinese communications satellite AsiaSat-7, according to Russia's Federal Space Agency Roscosmos. Roscosmos' live
英语新闻
XICHANG, Sichuan, July 12 (Xinhua) -- China blasted off a new data relay satellite Tianlian I-02 on Monday at the Xichang Satellite Launch Center in southwest Sichuan Province . The satellite was launched on a Long March-3C carrier rocket at 11:41 p.
英语新闻
本期内容： A SpaceX Falcon 9 rocket exploded on its launch pad in Cape Canaveral during pre-flight tests. The satellite it was due to carry into orbit on Saturday (which Facebook had planned to use to provide internet access in developing countr
夏说英语新闻晨读