Determination of Multi-Residues of Tetracyclines and Their Metabolites in Milk by High Performance Liquid Chromatography- Tandem Positive-ion Electrospray Ionization Mass Spectrometry是什么意思_Determination of Multi-Residues of Tetracyclines and Their Metabolites in Milk by High Performance Liquid Chromatography- Tandem Positive-ion Electrospray Ionization Mass Spectrometry在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句