The structure of quadrupole mass spectrometers (QMS) and the quantitative analysis principle of gas analysis mass spectrometers(GAM) are described.是什么意思_The structure of quadrupole mass spectrometers (QMS) and the quantitative analysis principle of gas analysis mass spectrometers(GAM) are described.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句