地球同步轨道卫星自主导航技术研究。
The research on geosynchronous satellite autonomous navigation technology.
该系统将可以复制复杂的自然太空环境,并且模拟低地球同步轨道的环境。
It will be able to replicate complex natural space environments and simulate low-Earth and geosynchronous orbits.
描述:这张作品显示了近地轨道和地球同步轨道上的太空碎片。
Caption: Artwork showing space debris in low and geostationary Earth orbit.
过去,商业太空运输几乎专指用一次性运载火箭将通信卫星送入地球同步轨道。
It used to be that commercial space transportation was almost exclusively about launching communication satellites into geosynchronous orbit using expendable launch vehicles.
1991年亚特兰蒂斯号第十次飞行中,于地球同步轨道上拍摄的亚洲上方的云层的形成。
A cloud forming over Asia is photographed as the space shuttle Atlantis orbits Earth on its 10th flight, in 1991.
大堡礁是唯一能够从地球同步轨道上看得见的生命有机体。它是自然界的一大奇观。
The Great Barrier Reef is the only living organic collective visible from Earth's orbit. It's one of the wonders of the natural world.
推力有限时,地球同步轨道卫星在远地点变轨的弧段很长,会导致较多的燃料消耗。
In the case of finite thrust apogee maneuver for the geostationary satellite, the fuel consumption increases due to the long burn arc.
这个系统的架构最终预计用上位于地球同步轨道和多至30 颗非同步轨道平台上的5颗卫星。
The architecture for this system eventually foresees using five satellites in geosynchronous orbit (GEO) and up to 30 non-GEO platforms.
然而,目前为止,WGS覆盖仅限于太平洋地区,其首颗卫星位于玻利尼西亚上空22500米的地球同步轨道。
For now, however, WGS coverage is limited to the Pacific region where the first satellite is stationed in geosynchronous orbit 22, 500 miles over Polynesia.
高温气体释放出的X射线在这里显示为蓝色,它是由地球同步轨道上运行的钱德拉天文望远镜观测到的。
The hot gas also emits X-rays, which are indicated here in blue, as observed by the orbiting Chandra Observatory.
现在,波音公司依然在该领域占有绝对领先的地位,在地球同步轨道部署了大量用于商用、民用和军用的通信卫星。
Boeing today specializes in geosynchronous communications satellites for commercial, civil and military use.
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。
Computer simulations are done based on certain earth synchronous communications satellite, and an improved extended Kalman filtering algorithm is adopted in course of filtering.
洛克希德马丁公司的工程师们第二个天基红外系统(SBIRS- 2)地球同步轨道卫星(全球环境展望2)的工作。
Lockheed Martin engineers work on the second Space Based Infrared System (SBIRS) geosynchronous orbit (GEO-2) spacecraft at Lockheed Martin's facilities in Sunnyvale, Calif.
典型的通讯卫星位于地球同步轨道,约在地球上方35,900公里处,操作频率向地传输4吉赫,向上传输为6吉赫。
Typically they move in geosynchronous orbits about 22,300 mi (35,900 km) above the earth and operate at frequencies near 4 gigahertz for downlinking and 6 GHz for uplinking.
重型火箭在2004年进行首次发射,它可以将24吨重的负载发送到低地球轨道,也能将用于通讯卫星的11吨重的载荷送入地球同步轨道。
The rocket made its first flight in 2004 and is capable of launching payloads of up to 24 tons into low-Earth orbit and 11 tons toward the geosynchronous orbits used by communications satellites.
当地球同步轨道环境卫星(GOES)-P在2010年3月4日的夜晚被发射时,这只是它距离地球22,300英里旅程的开端。
When it launched on the evening of March 4, 2010, the Geostationary Operational Environmental Satellite (GOES)-P was just beginning its journey to orbit 22,300 miles from Earth.
当地球同步轨道环境卫星(GOES) -P在2010年3月4日的夜晚被发射时,这只是它距离地球22,300英里旅程的开端。
When it launched on the evening of March 4, 2010, the Geostationary Operational Environmental Satellite (GOES) -p was just beginning its journey to orbit 22, 300 miles from Earth.
对所得仿真数据利用求和取平均的方法去除摄动力产生的短周期效应,通过分析去短周期项后的数据揭示出逆行地球同步轨道的演变特点。
Numerical solutions are periodically summed and averaged to get rid of short-periodic-term effects. By analyzing polished data, its orbit characteristics are revealed to us.
建造这样一个设备将意味着,会架设一条在地球同步轨道卫星下方,地球赤道上方的电缆,同时还可以在太空中有效利用这个对重平衡电缆。
Building one would mean lowering a cable from a satellite in a geosynchronous orbit above the Earth's equator while deploying a counterbalancing cable out into space.
2010年10月7日,当一轮新月从太空飞船(与地球同步轨道)和太阳之间直接经过时,美国国家航空航天局太阳动力学观测台观测到了圆月的运转。
On Oct. 7, 2010, NASA's Solar Dynamics Observatory, or SDO, observed its first lunar transit when the new moon passed directly between the spacecraft (in its geosynchronous orbit) and the sun.
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。
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.
这条轨道(高地同步轨道)意味着这些卫星总是位于地球上的某点之上,保证对地的持续观察。
This orbit (a high Earth or geosynchronous orbit) means that the satellite will always be directly over the same point on Earth, ensuring a continuous view of the ground.
和这个计划不同,更多研究者的努力方向是使用轨道高度22300英里的地球同步卫星,它们和地球的位置相对固定,可以不间断地传送能源。
Moststudies have focused instead on geostationary satellites, those whoseorbit 22, 300 miles above the Earth keeps them over a single location, to which they would transmit a continuous flow of power.
“鑫诺二号”卫星于29日零时20分点火升空,25分钟后与运载火箭分离,进入地球同步转移轨道。
The satellite split off from the rocket about 25 minutes after its 00:20 lift-off, entering a geosynchronous transfer orbit.
Starbrook是一个地面宽场光学传感器,能够测量高空地球轨道内数量上不断增加的物体,比如地球同步卫星和全球定位系统型轨道。
Starbrook is a ground-based wide-field optical sensor capable of surveying the increasingly large number of objects in the higher-Earth orbits, such as the geostationary and GPS-type orbits.
“长征”能把9.5吨放入低地球轨道和把5.5吨放入一个高轨道(地球同步运行轨道)。
The Chinese Long March can put 9.5 tons in low earth orbit, and 5.5 tons in a high one (geostationary transfer orbit).
“长征”能把9.5吨放入低地球轨道和把5.5吨放入一个高轨道(地球同步运行轨道)。
The Chinese Long March can put 9.5 tons in low earth orbit, and 5.5 tons in a high one (geostationary transfer orbit).
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