You can't even see the Great Wall from low orbit.
甚至在近地轨道上也看不到它。
The first thing this satellite needs is a low orbit.
卫星的第一道关是需要一条低空运行轨道。
A low orbit will allow for better scouting of future landing sites, said Lele.
拉勒认为较低的轨道有利于更好地考察未来的着陆点。
A method for low orbit being maintained in the satellite orbit plane is given in this gaper.
本文给出了近地卫星平面内轨道维持的一种方法。
The naked eye can't see the Great Wall, even from a low orbit, because of its design and colour.
由于长城的设计和颜色的缘故，即使是在航空低轨道，我们也不能用肉眼看到长城。
And plans are being made to make low orbit even busier, and more essential for communications on Earth.
此外，正在制定之中的一些规划会让低地轨道变得更加繁忙，并且变得对地球上的通讯更加重要。
The differential mode tracking technology plays an important role for receiving signal of low orbit satellites.
差模跟踪技术在低轨卫星下行信号接收中发挥着极其重要的作用。
The satellite was in a low orbit, which ensured that the resulting debris fell into the atmosphere within a few days.
该卫星位于近地轨道，这确保爆炸产生的残骸能在几天内掉入大气层。
Unlike the Chinese test, though, the American target was in such a low orbit that any debris would quickly have fallen into the air and burned up.
然而有别于中国实验的是美国的目标卫星的飞行轨道较低，从而所产生的残骸会在落入大气层后迅速燃烧。
The availability of low orbit satellite spread-spectrum communications is impacted by the complicated radio environment in China and Southeast Asia.
由于中国国内和东南亚地区电磁环境复杂，影响了低轨卫星扩频通信的可用性。
Worse, each strike like that creates a cloud of shrapnel, potentially setting off a chain reaction of collisions that could render low orbit unusable.
更糟糕的是，每一次类似的碰撞都会制造出一大堆碎片，有可能引发导致低地轨道不可使用的连锁碰撞反应。
In this paper, three-axis passive stabilization is realized by using two main environment torques (gravity gradient and geomagnetic torque) in low orbit.
运用卫星低轨道两个主要环境力矩(重力梯度矩和地磁力矩)对圆轨道卫星三轴姿态进行被动控制。
In this dissertation, some methods for narrowband interference suppression and impulse interference rejection in the low orbit satellite spread spectrum communication are studied.
本文针对低轨卫星扩频通信的窄带干扰和脉冲干扰抑制方法进行了研究和仿真。
Three Chinese astronauts returned safely to earth in their space capsule late Sunday afternoon after spending nearly three days in low orbit and completing the nation's first spacewalk.
在完成近三天的轨道飞行和首次国家的太空漫步，三名中国宇航员于星期天下午成功返回地球。
The surface gravity, which is defined from the 1 bar pressure level in a gas giant's atmosphere, is 90 percent that of Earth's and the speed needed to reach low orbit is lowest of all the gas planets.
表面重力，这个气体巨人的大气层的气压水平限制在一巴范围，是地球的百分之90的并且需要达到的低轨道的速度是所有的气体行星的最低水平。
Far from the sun, in the outer solar system, beyond Jupiter's orbit, temperatures are low enough to permit ices to form out of water and out of gases like methane and carbon dioxide.
在远离太阳的外太阳系，在木星轨道之外，温度低到足以使冰从水以及甲烷和二氧化碳等气体中形成。
When we finish, ISS will be a premier, world-class laboratory in low Earth orbit.
当我们完成时，国际空间站将成为近地轨道上一流的世界级实验室。
The rocket successfully lifted a reconnaissance satellite to low Earth orbit.
火箭成功的将一枚勘测卫星送入地球低轨道。
Interplanetary spacecraft may require more radiation shielding than the low-orbit and lunar craft that humans have travelled in so far.
行星际飞船也许需要比迄今人类已经乘坐过的低轨道和月球登陆舱更强的辐射防护。
The power of the group lies in a piece of software called a “low-orbit ion cannon”.
这个组织的力量在于一种被称为"低轨道等离子大炮"的软件。
So what we are doing is relying on commercial capability to get us access to low Earth orbit, to get us to the International Space Station.
所以我们所要做的就是依靠商业功能让我们进入低地球轨道，让我们进入国际空间站。
One calls for launching microsatellites into low Earth orbit in constellations that would provide continuous target coverage.
其中之一是将小卫星发射到低地球轨道构成卫星星座，以便能提供对目标的持续覆盖。
By contrast, the United States' approach was to fire on USA 193 when it reached a low enough orbit to minimize danger to other satellites.
与此相反，美国的方法是在“美国193”降到足够低的轨道上之后再将其击毁，将可能对其他卫星造成的危险降到最小。
This altered the propagation of GPS signals and slowed the rate of decay of space debris in low Earth orbit.
这样就改变了GPS信号的传播，减小了地球底层轨道上空间碎块的衰减速度。
In its low Earth orbit, PAMELA regularly plows through this region.
PAMELA卫星在绕地球轨道的低空处定期地穿越该区域。
The low-orbit ion cannon is, essentially, a volunteer botnet that Anonymous uses to take down websites.
实际上，所谓的低轨道等离子大炮软件，就是一个用于将特定网站攻击下线的志愿者僵尸网络。
The low-orbit ion cannon is, essentially, a volunteer botnet that Anonymous uses to take down websites.
实际上，所谓的低轨道等离子大炮软件，就是一个用于将特定网站攻击下线的志愿者僵尸网络。
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