# rarefaction ##### 词义 - #词性/n 稀薄；稀释；稀少；疏部；稀松 ##### 例句 - Steady characteristics of Micro Gas Journal Bearings Based on Rarefaction effect - 基于稀薄效应的微气体径向轴承稳态性能 - Rarefaction Effect Analysis of Supersonic Flows Based on Reduced Boltzmann Equations - 基于简化Boltzmann方程的超声速流稀薄效应分析 - Principle Analysis and Model Research of New Low Recoil Rarefaction Wave Gun - 新型低后坐膨胀波火炮的原理分析及模型研究