单词	oxygen degradation
释义	oxygen degradation n.氧降解
随便看	positive-feedback positive feed-back positive feedback amplifier positive feedback behavior Positive Feedback,Biochemical positive feedback branch positive feedback circuit Positive Feedback Closed-Loop Management System Positive Feed Back Effect positive feedback link positive feedback loop positive feedback mechanism positive feedback of pipe network positive feedback path positive feedbacks positive feedback sawtooth-wave circuit positive feedback switch positive feedback traders positive feedback trading positive feedback-trading positive feed drill positive feeder positive feedfack positive feed mechanism positive feeling