energy density of sound
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美
- 声的能量密度
双语例句
- 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。 - The energy density of space during the inflationary period fluctuated because of the intrinsically statistical quantum laws that govern nature over subatomic distances.
由于支配次原子范围物理之量子定律的统计特性，使得空间的能量密度在暴胀阶段不停地起伏。
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