短语词组短语peak expiratory flow meter 尖峰呼气流速计peak -flow meter 尖峰呼气流速计peak exspiatory flow meter 先以尖端呼吸测验器;器Peak -flow meter for irometry 肺活量测定用最大气流量计mini peak flow meter 简易峰流速仪 返回 peak flow meter