人类现在很少飞越地球的低轨道。
火箭成功的将一枚勘测卫星送入地球低轨道。
The rocket successfully lifted a reconnaissance satellite to low Earth orbit.
这将阻碍低轨道地球卫星（LEO）的运转。
This would hinder operations of low-Earth orbiting, or LEO, satellites.
它们威胁着所有国家的低轨道卫星，包含国际空间站。
They threaten low orbiting satellites of all nations, including the International Space Station.
泰雷兹阿莱尼亚公司正在建造66颗下一代低轨道(LEO)铱星。
Thales Alenia is building the next set of 66 Iridium low-Earth orbiting (LEO) satellites.
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。
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。
The power of the group lies in a piece of software called a "low-orbit ion cannon ".
提出一种适用于LEO(低轨道)星座通信系统的信道分配方案。
A channel assigning scheme which was adapted to LEO constellation communication system was proposed.
由于地球低轨道更利于收集情报信息，大多被军事侦察卫星所占有。
The low earth orbit is mostly occupied by military reconnaissance satellites for it is convenient to collect intelligence information.
航天飞机把美国宇航员送入低轨道，绕了一圈又一圈，无法摆脱其遥不可测的归宿。
The shuttles consigned American astronauts to low orbits, going round and round, unable to strike out to distant destinations.
使用低轨道卫星就像把地面蜂窝网搬到天上，并能提供与之相仿的业务。
The use of LEO satellites will be in a manner similar to that proposed for extension of cellular networks and offer many of the same services.
近几年来，低轨道卫星(LEO)通信在军事上应用的研究有了长足进展。
In recent years, the research for the applications of LEO in military communication gets great advances.
随着太空军事化趋势的日益增强，了解和认识当前的低轨道卫星较为必要。
With the enhancement of the space militarization, it is necessary to know the present low earth orbit satellites.
CZ - 2c是适用于发射低轨道、质量较大卫星的二级液体运载火箭。
CZ-2C is a two-stage liquid propellant launch vehicle, which is suitable for launching heavier LEO satellite.
这种类型卫星在执行低轨道攻击任务时，从发射到攻击的共需要不到15分钟的飞行时间。
Total flight time from launch to impact for these types of weapons is usually less than 15 minutes when attacking low orbits.
研究了混合轨道卫星通信系统的路由算法，系统由低轨道和静止轨道卫星构成。
Routing algorithms of satellite communication system with hybrid orbit are studied. The system consists of LEO and GEO satellites.
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。
Interplanetary spacecraft may require more radiation shielding than the low-orbit and lunar craft that humans have travelled in so far.
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。
The naked eye can't see the Great Wall, even from a low orbit, because of its design and colour.
研究等离子体干扰破坏低轨道侦察卫星功能的效应，提出了用等离子体反卫星的概念。
We aim to study the effectiveness of plasma interference against spying operations of low-orbit satellite.
介绍了典型低轨道卫星的军事作用和运作机理，并给出了当前在轨低轨道卫星的技术参数。
Military function and operation mechanism of low earth orbit satellites are introduced, and technical parameters of low earth orbit satellites are provided.
现在约有2万间太空垃圾在地球低轨道运行，其中大部分是航天器的分离部分或者碰撞残骸。
Some 20,000 pieces of rubbish are currently being monitored in low-Earth orbit, the majority of which are discarded bits of spacecraft or debris from collisions.
他们的使命只是做地球低轨道飞行，以测试月球舱和阿波罗11号以及以后的登月任务所使用的登月舱。
The mission was planned as a low-Earth orbit to test the Lunar Module, the lander later used by Apollo 11 and subsequent missions to land on the moon's surface.
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.
美国航空航天局自20世纪70年代的“阿波罗计划”以来，就没有进行过超出地球低轨道的载人航空活动。
NASA has not flown astronauts beyond low-Earth orbit since the Apollo program, in the 1970s.
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 paper, three-axis passive stabilization is realized by using two main environment torques (gravity gradient and geomagnetic torque) in low orbit.
在引入平均轨道概念的基础上，提出了一种针对低轨道卫星的过顶与成像区域时间的快速预报算法。
On the basis of mean orbit concept, a fast algorithm for the prediction of LEO satellite passes and image opportunity is presented.
依据成像几何分析通过泰勒展开公式推导并提出了新的姿态角运算方法，保证了低轨道姿态运算精度；
A new algorithm was developed throw the tailor equation based on the imaging analysis. The new algorithm can supply the high precise attitude data even in the low orbit.
1990年初开始提出利用静止轨道以外的其他轨道通信卫星的设想，最好是利用低轨道(LEO)卫星。
Now in the 1990's it have been growing in using orbits other than the geostationary orbit for telecommunications satellites. It is the best approach to use the Low Earth orbit (LEO) satellites.
1990年初开始提出利用静止轨道以外的其他轨道通信卫星的设想，最好是利用低轨道(LEO)卫星。
Now in the 1990's it have been growing in using orbits other than the geostationary orbit for telecommunications satellites. It is the best approach to use the Low Earth orbit (LEO) satellites.
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