“expansion wave”的概念、定义、翻译、参考文献-科学参考

单词	expansion wave
释义	expansion wave [ik`span·shǝn ´wāv] ^{FLUID MECHANICS} A pressure wave or shock wave that decreases the density of air as the air passes through it.
随便看	Fredholm theorem Fredholm theory free admittance free air free-air anomaly free-air gravity anomaly free-air ionization chamber free-air temperature free ascent free association free atmosphere free atom free balloon freeboard freeboard deck free-burning coal free carbon free charge free convection free convection number free crushing free-cutting steel free cyanide free diving freedom to mine

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