音标:[ˌkɔzməˈlɔdʒikəl ˈkɔnstənt] ;
宇宙学常数, 宇宙学恒量
词型变化:名词复数形式 : cosmological constants

cosmological constant的用法和样例:

例句

  1. Therefore, the irreducible warp of the brane acts like a cosmological constant, which speeds up cosmic expansion.因此,这膜上无法消除的时空弯曲就表现的如同宇宙常数,导致了宇宙的加速膨胀。
  2. But to produce the observed acceleration of the universe, the constant's density would have to be twice that of matter.但若想造成现今观测到的加速膨胀,则这个宇宙常数的能量密度须为物质密度的两倍。
  3. If only conservation forces act, the kinetic energy plus the potential energy remains constant.如果只受保守力的作用,则动能加势能是一个恒量。

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