英语词汇“chemical ion 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	chemical ion pump
释义	chemical ion pump chemical ion pump [′kem·i·kəl ′ī·ən ‚pəmp] (chemical engineering) A vacuum pump whose pumping action is based on evaporation of a metal whose vapor then reacts with the chemically active molecules in the gas to be evacuated.
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