“Collins helium liquefier”的概念、定义、翻译、参考文献-科学参考

单词	Collins helium liquefier
释义	Collins helium liquefier [`käl·ǝnz `hē·lē·ǝm `lik·wǝ´fī·ǝr] ^CRYOGENICS A machine which uses the Joule- Thomson effect and work done by helium gas in expansion against a movable piston to liquefy helium.
随便看	nonlocalized electron nonmagnetic nonmagnetic steel nonmaintenance time nonmechanical nonmetallic sheathed cable nonmetric reference non-minimum-phase system nonmultiple switchboard nonnegative semidefinite non-Newtonian fluid non-Newtonian fluid flow non-Newtonian system non-Newtonian viscosity nonnitroglycerin explosive nonnumeric character nonnumeric programming nonodontogenic cyst non-ohmic nonoic acid nonorientable surface nonosteogenic fibroma nonparalytic poliomyelitis nonparametric statistics nonpareil

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