To evaluate the clinical significance of maximal midexpiratory time(MET) in testing small airway functions for smokers,the routine ventilatory functions,MET and F V curve configurations were studied in 116 passive and light,heavy active smokers.是什么意思_To evaluate the clinical significance of maximal midexpiratory time(MET) in testing small airway functions for smokers,the routine ventilatory functions,MET and F V curve configurations were studied in 116 passive and light,heavy active smokers.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句