general aspects

a bright trail or streak that appears in the sky when a meteoroid is heated to incandescence by friction with the earth's atmosphere.

流星流星体与地球大气摩擦加热至白炽在天空中出现的闪光痕迹或光带

"meteoroid impacts into, and collisions among, these bodies and the moonlet could liberate dust to form the arc, " said hedman.

“流星影响到，和之间的碰撞，这些机构和小卫星可以解放尘埃形成电弧说，”赫德曼。

The MBA programme has a number of different elements: the initial modules cover general aspects of an MBA while the second semester has been designed specifically with KPMG in mind.

这个mba课程包含了很多不同的元素：最初的模块涉及mba的常规课程，而第二学期则是专门为毕马威设计的。

Bill Cooke of the NASA Meteoroid Environment Office said, Observers with clear skies could see as many as 40 Geminids per hour.

来自NASA流星体环境研究所的Bill Cooke表示：如果天气晴好，观测者每小时能看到40颗双子座流星。

relationship among asteroids, comets and meteoroid streams, and new topics in meteoroidal researches are stated.

流星群与彗星和小行星的相互关系以及流星群研究中的新课题。

Turn the globe by just a few hours earlier on that day in June and the meteoroid would have been over the border of Pakistan and India – exactly where everyone was fearing a nuclear attack.

如果六月的这天，地球转动退回到几小时前，流星降落的地方就正好是巴基斯坦和印度的交界处，世人唯恐发生核战的交界地。

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.

once it hits earth, a meteoroid suffers an identity crisis and becomes a meteorite.

流星体一旦撞上地球，就变成了“陨石”。

Risk Analysis of Meteoroid and Space Debris High-velocity Impact on Spacecraft

微流星及空间碎片高速撞击航天器风险度分析

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。

development on spacecraft meteoroid and debris risk analysis in leo

近地轨道航天器微流星及空间碎片风险度分析研究

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。

First of all, we analyzed the general aspects of employment of public officers, including the definition of some related concepts, the importance of recruiting system, several types of employment policies and theories supporting them.

首先，对我国公务员的录用做一般性分析：包括相关概念的界定，录用制度的重要性，录用制度的基本类型及相关理论基础。

shortly before the uninhabited space station reached orbit in may 1973, aerodynamic pressure ripped off a meteoroid and heat shield.

在1973年5月无人空间站到达轨道前不久，空气动力压力扯破了一个流星体和挡热板。

in europe until after 1803, people realized the meteoroid meteorite crashed to the ground part of the residue.

在欧洲直到1803年以后，人们才认识到陨石是流星体坠落到地面的残留部分。

and even smaller type of interplanetary debris is the meteoroid.

甚至更小的太阳系内的碎片也是流星体。

a bowl - shaped depression in a surface made by an explosion or the impact of a body, such as a meteoroid.

碗状凹陷由于爆炸或流星之类的物体的碰撞而在地表形成的碗状凹陷处