我们需要的是一个在赤道处地面上的非常高的塔，以及沿地球静止轨道绕地运转的卫星。
What we need is a really tall tower here on the ground right at the equator and a satellite in geostationary orbit.
PAMELA卫星在绕地球轨道的低空处定期地穿越该区域。
In its low Earth orbit, PAMELA regularly plows through this region.
即使前苏联民众也是在加加林成功进入绕地轨道之后才知道的。
Even Soviet citizens heard about Gagarin's trip only after he had made it safely into orbit.
五年之内，约翰·格伦绕地飞行，不到十年，我们把人送上月球。
Within five years, John Glenn was orbiting Earth, and less than a decade after that, we put a man on the moon.
根据绕地飞船运动的实际情况建立了误差状态方程和组合观测方程。
According to real state of the airship, this paper forms its error state equations and integrates observation equations. Simul...
这幅来自NASA绕地卫星的地球肖像画，是观察地球图片中的佼佼者。
This iconic image leads the legacy of NASA's Terra satellite, a flagship of the agency's Earth-observing fleet.
也没有在绕地轨道上组建一支主力舰队来与美国太空军事设备相抗衡。
Nor is it assembling an orbiting battle fleet to neutralize American space-based military tools.
为庆祝哈勃望远镜升空并进入绕地轨道运行20周年纪念拍下了这个图片。
The image celebrates the 20th anniversary of Hubble's launch and deployment into an orbit around Earth.
在4小时56分钟里，他进行了3圈绕地飞行，时速达到17000英里。
During the 4 hourand 56 minute mission, he made three full orbits of the Earth, and reachedspeeds of more than 17, 000 miles per hour.
月球的绕地轨道有点偏椭圆- - - - - - -它甚至并不是绕圈运行。
Thee moon's orbit around Earth is slightly elliptical - it does not move in an even circle.
绕地飞行的观测台上三种主要仪器之一(AIA)每十秒种用十个波长来给太阳拍照。
One of three main instruments on the orbiting observatory, the AIA takes pictures of the sun in ten wavelengths every ten seconds.
这次试验产生的碎片散布在绕地轨道的某个布满卫星的区域中，给那些卫星带来的危险。
That test spread debris in an area around the Earth filled with other satellites, endangering those machines.
别走，别走，千脚绕地埂，种出的麦子有精神。有男孩的爷儿们请绕地转一圈，踏踏地气。
Stop! Stop! A thousand feet around the ridge to grow up better wheat. Please the fathers who have boys make a circuit of soil.
实际上，无论BX - 1还是神舟七号都处在几乎一样的绕地轨道上，只有离心率稍稍不同。
In reality, both the BX-1 and SH-7 module were in almost exactly the same orbit around the Earth, with a slight difference in eccentricity.
从佛罗里达起飞后不久，LCROSS利用重力将自身弹射入一更大的绕地轨道，最终将从那里撞向月球。
Soon after taking off from Florida, LCROSS used gravity to slingshot itself into a wide orbit around the Earth that would eventually coincide with the moon.
43分钟电影记录了哈勃20年历史，包括从2009年维修任务到绕地轨道天文台的热点和宇航员拍的镜头。
The 43-minute movie chronicles the 20-year life of Hubble and includes highlights from the May 2009 servicing mission to the Earth-orbiting observatory, with footage taken by the astronauts.
引起极光的太阳能量抛射还能引起地磁风暴，能够影响宇航员的太空行走，绕地卫星甚至是地面上的通信和电力系统。
The solar ejections that cause auroras can also create geomagnetic storms that can affect spacewalking astronauts, Earth-orbiting satellites, and even communications and power systems on the ground.
近地半球总是面对地球，远地半球总是远离地球，因为月球在绕地球旋转的同时，它也在以同样的速率绕自己的轴自转。
The near side is always facing Earth and the far side is always facing away, because the moon revolves around the Earth at the same rate that it rotates on its own axis.
信息流也许是被太阳耀斑爆发所激喷向宇宙空间的电离子流阻断的，和绕地轨道卫星有时与地球失去联络是一样的道理。
The data stream may have been interrupted by solar flares, which spew jets of charged plasma into space and are known to pose problems for as well.
信息流也许是被太阳耀斑爆发所激喷向宇宙空间的电离子流阻断的，和绕地轨道卫星有时与地球失去联络是一样的道理。
The data stream may have been interrupted by solar flares, which spew jets of charged plasma into space and are known to pose problems for as well.
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