【closed_universe】什么意思_英语closed_universe的翻译_音标_读音_用法_例句_在线翻译

closed universe

[天物] 闭宇宙

... closed system闭合系 closed universe闭宇宙 closeness附近 ...

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封闭宇宙

... closed orbit 封闭轨道 closed universe 封闭宇宙 cluster method 星团方法 ...

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称为闭域

...息系统（Information System）信息系统由4元集组成，记为，其中：：由个研究对象组成的非空集合，称为闭域（Closed Universe）； Q：由n个属性组成的有限非空集合；：表示Q中所有属性的值域，其中是属性的值域。

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物理学 | 天文学

·2,447,543篇论文数据，部分数据来源于NoteExpress

n. (cosmology) a universe in which there is sufficient matter to halt the expansion that began with the big bang and to cause the universe to collapse again; the visible matter is only 10 percent of the matter required for closure but there may be large amounts of dark matter

以上来源于: WordNet

If the universe has a positive curvature, it's a closed universe.

正曲率的宇宙是封闭的宇宙。

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A closed universe is a finite universe — it will only expand to a certain size before collapsing.

封闭的空间是有限的，在膨胀到一定程度后就会崩缩。

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In a closed universe, there is enough matter to reverse expansion. Eventually, such a universe will collapse on itself.

在封闭的宇宙中，有足够的物质阻止宇宙膨胀，最终这样的宇宙就会崩缩。

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更多双语例句

It operates in a closed universe in which reality has no place and opposing views are systematically ignored.

CENTERFORSECURITYPOLICY: The Israeli Left's loser message
This is because most cosmologists reckon that the Big Bang could not have generated nearly enough ordinary matter--dark or light--to create a closed universe.

ECONOMIST: The dark side of cosmology
In a viral marketing move that's sure to draw the fire of Apple fanboys enthusiasts (probably right here in the comments, if history is any indication), SanDisk has posted a website called "iDon't" that encourages people to flee the closed iPod universe (the "iTatorship, " they call it) -- and to pick up a SanDisk Sansa e200 while they're at it.

ENGADGET: blogger-avatar

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