An even smaller type of interplanetary debris is the meteoroid.
有一种更小的星际碎片，是流星体。
Of, relating to, or formed by a meteoroid.
关于流星、流星体或由流星、流星体组成。
Studies on meteoroid streams are briefly and systematically presented.
对流星群的研究作了简明而系统的介绍。
The so-called meteorite is a large meteoroid landed on the Earth's surface.
所谓陨石，就是降落于地球表面的大流星体。
When a meteoroid enters the atmosphere, it compresses the air in front of it.
当流星体进入大气层，它压缩的空气在前面的。
The cometary ejection play a crucial role in formation and evolution of the meteoroid stream.
彗星的喷发速度在流星群的演化过程中起着重要作用。
The space debris and meteoroid environment are defined followed by the formulation of the general weight objective function.
空间碎片和流星体环境由广义加权目标函数的公式来定义。
Such massive rings would be less sensitive to the darkening effect of meteoroid bombardment, thus explaining their brightness today.
如此厚重的光环降低了流星撞击引起的暗化效应，因此也可以用来解释目前光环亮度的问题。
High velocity impact on spacecraft by meteoroid and space debris is a threat to its safety operation, that can in turn lead to significant damage and catastrophic failure.
微流量及空间碎片的高速撞击威胁着航天器的安全运行，导致其严重的损伤和灾难性的失效。
Especially, the history and status of meteoroid astronomy, the ground-based and space observations of meteoroid streams, the observed and theoretical radiants about meteor showers;
重点叙述流星天文学的历史与现状；流星群的地面和空间观测；流星雨观测和理论辐射点；
Fengyun's loss also could be due to a massive meteoroid or orbital debris hit, occurring coincidentally within range of China's main space launch base. But the odds of that are even smaller.
还有可能风云卫星是在中国基地发射导弹的同时被小行星或太空垃圾击中，但这种概率更小。
Hypervelocity impact on long duration and large size spacecraft by meteoroid and space debris is a threat to its safety operation that can in turn lead to significant damage and catastrophic failure.
微流星体及空间碎片的超高速撞击威胁着长寿命、大尺寸航天器的安全运行，导致其严重的损伤和灾难性的失效。
High velocity impact on long duration and large size spacecraft by meteoroid and space debris is a threat to its safety operation, that can in turn lead to significant damage and catastrophic failure.
微流星体及空间碎片的高速撞击威胁着长寿命、大尺寸航天器的安全运行，导致其严重的损伤和灾难性的失效。
High velocity impact on long duration and large size spacecraft by meteoroid and space debris is a threat to its safety operation, that can in turn lead to significant damage and catastrophic failure.
微流星体及空间碎片的高速撞击威胁着长寿命、大尺寸航天器的安全运行，导致其严重的损伤和灾难性的失效。
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