One wasn't really anyone's fault: a random collision in 2009 between a long-defunct Russian military spacecraft and an Iridium commercial communications satellite.
一件事实上不是任何人的错：2009年发生在一架长期废弃的俄罗斯军用航天器和一颗铱星商用通讯卫星之间的一次随机碰撞。
Satellite dynamics environment is a test that must be undergone by a wave-front corrector used for space optical system and random vibration environment is an important factor among them.
波前校正器应用于空间光学系统必然要经历卫星动力学环境，随机振动环境是其中一个很重要的影响因素。
Furthermore, an algorithm that can create the random Angle error directly is devised without considering the satellite observation platform error.
此外在不考虑卫星观测平台误差的情况下，还设计了直接产生随机测角误差的算法。
Correlated random series is the mainly tool for describing the property of random noise, clutter and jamming, which is widely used in satellite communications, normal radar and spaceborne radar.
相关随机序列是描述随机噪声、杂波和干扰的主要工具，在卫星通信、常规雷达及星载雷达中有着重要应用。
A new MF-TDMA based MAC protocol, called CRRAP (combined reservation and random access protocol), was proposed for broadband multimedia satellite networks.
提出了一种基于MF- TDMA的宽带卫星MAC协议联合随机预约接入协议(CRRAP)。
For multiple access communication systems with high propagation delay (e. g., satellite communication systems), an active repeat random access protocol is proposed.
针对具有长传播时延的多址系统(如卫星通信系统)，提出了主动重发的随机多址协议。
For multiple access communication systems with high propagation delay (e. g., satellite communication systems), an active repeat random access protocol is proposed.
针对具有长传播时延的多址系统(如卫星通信系统)，提出了主动重发的随机多址协议。
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