英语词汇“Negative mr ions”的翻译、意思、用法、释义-英汉汉英双解词典

词汇	Negative mr ions
释义	Negative mr ions 基本例句空气负离子 Study on Air Negative Ions Produced by Fountain and Its Effecting Factors.喷泉产生的空气负离子及其影响因素的研究。
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