random communications satellite的意思|示意

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。

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。