Astronauts will make a final attempt today to rescue a communications satellite from its useless orbit.
宇航员们今天将做最后一次尝试,把一颗通讯卫星从它无用的轨道上拯救出来。
In 2009 an old Russian craft slammed into a communications satellite, creating a cloud of hundreds of pieces of debris and putting other hardware at risk.
2009年,一艘旧的俄罗斯飞船撞上了一颗通讯卫星,形成了由数百片碎片组成的云团,危及其他硬件设备。
China successfully launched an experimental communications satellite.
中国成功地发射一颗试验通讯卫星。
This paper reviews and describes briefly the history and present status of communications satellite.
本文就通信卫星的历史、现状作了一些回顾和阐述;
Now US wideband global satcom (WGS) is the best advanced military communications satellite in America.
美军宽带全球卫星通信系统(WGS)是美国目前最为先进的军用通信卫星。
A Russian communications satellite collided with an American one over Siberia, spraying debris through space.
俄罗斯一通信卫星与美国一卫星在西伯利亚上空相撞,残骸飞溅太空。
A simultaneous communications satellite will be launched into space sometime next month if the weather conditions allow.
天气状况允许,一枚同步通讯卫星将于下月某个时间发射升空。
My first exposure to high availability (HA) was in the 1980s, working on a commercial geosynchronous communications satellite.
我首次接触高可用性(HA)是在20世纪80年代,当时在从事商业对地同步通讯卫星方面的工作。
The rocket, carrying an Intelsat 708 communications satellite, veered off course within seconds after clearing the launch tower.
运载国际通信卫星组织708号通信卫星的这枚火箭,在冲出发射塔架几秒钟内后未按规定行进而突然转向。
An Indian space rocket carrying a communications satellite exploded Saturday after lifting off from southern India, live TV footage showed.
电视直播显示星期六一个运载通讯卫星的火箭在南印度起飞后爆炸。
Indeed, One WGS satellite will provide more throughput than the entire Defense Service Communications satellite (DSCS) constellation currently on station.
一颗WGS卫星就能提供比现有的DSCS星座更大的通信量。
An old Russian military satellite and a United States communications satellite crashed into each other eight hundred kilometers above Siberia in Russia.
一个俄罗斯的老的军事卫星和一个美国的通信卫星在俄罗斯西伯利亚800km的上空相撞。
One wasn't really anyone's fault: a random collision in 2009 between a long-defunct Russian military spacecraft and an Iridium commercial communications satellite.
一件事实上不是任何人的错:2009年发生在一架长期废弃的俄罗斯军用航天器和一颗铱星商用通讯卫星之间的一次随机碰撞。
The Navy's Program Executive Office for Space Systems in Chantilly, Va., and its Communications Satellite Program Office in San Diego are responsible for the MUOS program.
位于弗吉尼亚州Chantilly的海军太空系统计划执行办公室和它位于SanDiego的通信卫星计划办公室负责MUOS计划。
Telstar is launched as the first "active" communications satellite—active as in amplifying and retransmitting incoming signals, rather than passively bouncing them back to Earth.
这颗卫星上装有无线电收发设备和电源,可对信号接收、处理、放大后再发射,从而大大提高了通信质量。
Computer simulations are done based on certain earth synchronous communications satellite, and an improved extended Kalman filtering algorithm is adopted in course of filtering.
在滤波计算过程中,采用了改进的广义卡尔曼滤波算法,以某地球同步轨道通信卫星为背景,进行了计算机仿真研究。
The Soyuz rocket, launched to carry a military communications satellite into orbit, created a spectacular light show as it passed over Ekaterinburg, the biggest city in Russia's Ural Mountains.
Soyus火箭携带了一颗将被送入地球同步轨道的军用通讯卫星升空。当它掠过俄罗斯乌拉尔群山中最大的城市叶卡捷琳堡时,制造了这场盛大的表演。
Some of the blame can even be divvied up; last year an operational Iridium communications satellite collided with a spent Russian Cosmos spacecraft, spawning nearly 2,000 pieces of smaller debris.
其中有一部分责任甚至应当均摊,去年一颗运行中的铱星与一艘作废的俄罗斯宇宙飞行器相撞,增加了将近2000块小碎片。
The GEO communications satellite countermeasure simulation system researched in this paper, adopts unified simulation frame, and simulates the countermeasure mode of satellite-ground coordination.
本文设计的同步卫星通信对抗仿真系统,利用前期的仿真框架,并在此基础上进行更新和改善。
China has successfully developed and launched a communications satellite for Venezuela and signed agreements or contracts on cooperation in the field of communications satellites with some countries.
中国为委内瑞拉研制并成功发射通信卫星,与有关国家签署通信卫星领域合作协议或合同。
Because they're so small and light, it costs much less to get a Cube Sat into Earth's orbit than a traditional communications or GPS satellite.
由于立方体卫星如此小而轻,与传统通讯或GPS卫星相比,将它送入地球轨道的成本要低得多。
Because they're so small and light, it costs much less to get a Cube Sat into Earth's orbit than a traditional communications or GPS satellite.
由于立方体卫星如此小而轻,与传统通讯或GPS卫星相比,将它送入地球轨道的成本要低得多。
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