单词	multi frequency system
释义	multi frequency system 多频制
随便看	Benedict operating gastroscope benedictor benedictory Benedictos Benedict Osterberg method benedict-osterberg method Benedict Osterberg methods Benedict-Osterberg methods Benedict-Osterberg's method Benedict picrate method benedict picrate methods Benedict qualitative reagent benedict qualitative test benedict reagent Benedict reagent Benedict Ross apparatus benedict-ross apparatus Benedict Roth apparatus Benedict-Roth apparatus Benedict Roth calorimeter benedict-roth calorimeter Benedict Roth respirometer Benedict-Roth respirometer Benedict Roth spirometer Benedict-Roth spirometer