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 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。
A call admission control algorithm for multimedia low orbit satellite networks was proposed.
提出了一种新的适用于多媒体低轨卫星网络的呼叫准入控制算法。
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 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。
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。
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。
Secondly, this paper gives a detail analysis for mobile communication channel model of low-orbit satellites.
其次，本文对低轨卫星移动通信信道模型进行了详细的分析。
All these will afford more detailed theoretical basis for further studying and simulating low-orbit satellite mobile channels simulator in the hardware platform.
这些都将为下一步在硬件平台上实现低轨卫星移动通信信道模拟器奠定了基础。
Privatization of space technology continues. One or more private companies will accomplish at least one low-orbit manned mission.
航天技术的私有化仍在继续，私人企业将会成功完成至少一次载人航天任务。
Privatization of space technology continues. One or more private companies will accomplish at least one low-orbit manned mission.
航天技术的私有化仍在继续，私人企业将会成功完成至少一次载人航天任务。
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