英语词汇“gas-ballast pump”的英英意思、用法、释义、翻译、读音、例句、短语、词组-英语词典

单词	gas-ballast pump
释义	Gas-Ballast Pump Gas-Ballast Pump a mechanical vacuum pump with a special chamber that is filled with an inert constituent (atmospheric air) for preventing vapor condensation during the process of compression.
随便看	minimum reporting standards minimum request sequence initiation interval minimum required distribution minimum required distributions minimum required logistics augmentation, europe minimum required performance limit minimum required proficiency load minimum required rate of return minimum required rates of return minimum required strength minimum required visibility distance minimum requirement for own funds and eligible liabilities minimum requirements decision guide minimum requirements specified minimum reserve authorization minimum reserved traffic rate minimum reserve requirements minimum residual corneal thickness minimum residual disease minimum residual flow minimum residual radioactivity minimum residual radioactivity weapon minimum residue diet minimum resolvable contrast minimum resolvable length of nonuniformity

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Gas-Ballast Pump