English translation for "彗核"

cometary nucleus

Related Translations:

彗:  1.[书面语] (扫帚) broom2.(星名) comet

彗爆发:  cometary outburst

彗头:  cometary head

彗发:  comacometary luminosity

彗暴:  cometary burst

彗晕:  comet halo

彗耀:  cometary flare

彗差:  [光学] (慧形像差) coma aberration

彗云:  clouds that look like dusts swept by a broom

比拉彗:  biela comet

Example Sentences:

	1.	The head of the comet remains quite bright and easily visible to even city observers without any optical aide 彗星的彗核仍然非常明亮，因此不需藉助任何设备，用肉眼就可以看到。
	2.	A comet consists of a tiny nucleus with diameter less than 10km . the nucleus is made up of frozen gases and dust 在彗星中心是一颗由凝固了的气体和尘埃组成直径小于10公里的细小彗核。
	3.	Owing to the comet s own movement , the head or the nucleus of the comet should be followed as the target for best result 彗星有其本身的移动方向与速度，因此要拍摄清晰的彗星照片，就必须以彗头或彗核作为追纵对象。
	4.	Spacecraft giotto s encounter with comet halley provided the first ever opportunity to take images of a comet nucleus when comet halley returned in 1986 1986年哈雷彗星回归时，欧洲太空总署发射的太空船乔图号成功拍摄到哈雷彗星的彗核。
	5.	Historically , these visitors to the inner solar system provided a dazzling sight - brilliant , with long , narrow tails visible even in twilight 历史上，这些内太阳系的过客曾经向人们展示了惊艳的景观? ?细长的彗尾与明亮的彗核辉映着黄昏的天空。
	6.	Fascinated sky enthusiasts in the earth ' s northern hemisphere were treated to an instantly visible comet head and a faint elongated tail near sunrise and sunset 北半球的众多天文迷在黄昏和清晨争睹这颗拥有肉眼可见的彗核以及细长的彗尾的彗星。
	7.	This at least accounts for the fact that a particular group of meteoroids shares with its parent comet more or less the same orbit , which can remain relatively unchanged over eons . an immediate consequence is that our earth makes periodic rendezvous with this meteoroid swarm , thereby culminating in a regular display of these celestial fireworks . to name a few , we have the lyrids in april and the geminids in december 流星雨的成因是地球遇上了一群密集的流星体，一般相信，流星群是由周期性彗星分解出来的物质或由瓦解了的彗核所形成，所以流星群和其母体彗星有大致相同的轨道，由于流星群的轨道颇为固定，所以地球会周期性地穿越这些流星群，形成固定出现的流星雨，例如四月天琴座流星雨十二月双子座流星雨等。

Similar Words：

"彗暴" English translation, "彗爆发" English translation, "彗差" English translation, "彗发" English translation, "彗发的" English translation, "彗华空运有限公司" English translation, "彗生流星" English translation, "彗生流星雨" English translation, "彗头" English translation, "彗头谱带" English translation