“ultrahigh vacuum”的概念、定义、翻译、参考文献-科学参考

单词	ultrahigh vacuum
释义	ultrahigh vacuum [¦ǝl·trǝ`hī `vak·yǝm] ^PHYSICS A vacuum in which the pressure is of the order of 10^-10 millimeter of mercury or less.
随便看	pneumatic test pneumatic transmission lag pneumatic weighing system pneumatocele pneumatocodon pneumatogenic pneumatolysis pneumatolytic pneumatolytic metamorphism pneumatolytic stage pneumatophore pneumatosaccus pneumatosis pneumaturia pneumoangiography pneumobacillus pneumoconiosis Pneumocystis carinii pneumonia pneumoencephalography pneumoenteritis pneumography pneumohemothorax pneumolithiasis pneumomycosis pneumonectomy

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