Detecting negative ions by thermal ionization mass spectrometer (TIMS) was one of the most important hot spots in the mass spectrometry field.是什么意思_Detecting negative ions by thermal ionization mass spectrometer (TIMS) was one of the most important hot spots in the mass spectrometry field.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句