详细释义
Noun:
-
a decrease in the density of something;
"a sound wave causes periodic rarefactions in its medium"
双语例句
- 1. This is called a rarefaction and is represented by widely spaced dots.
- 这个区域称为稀疏区,并用疏散的小点表示.
来自辞典例句
- 2. The classical elementary waves in Riemann solutions include rarefaction wave, shock wave and contact discontinuity.
- 黎曼解涉及的经典基本波包括疏散波 、 激波和接触间断.
来自互联网
- Simulation results show that rarefaction effect plays an important role in gas damping, which decreases as Kn Number increases.
数值模拟结果表明，稀薄效应对气体阻尼的影响较大，随着克努森数的不断增大，气体阻尼逐渐减小。 - Several applications require consideration of rarefaction, which motivates the present thesis to focus on simulation of driven cavity flows in this region.
因此本文的动机是模拟空穴流场在稀薄区域上的应用。
用作名词 (n.)
用法讲解
- rarefaction wave 稀薄波,稀疏波...
- rarefaction of bone 骨质疏松
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