Bag-Valve-Mask 醒器 ; 袋瓣面罩式 ; 装置
bag-valve-mask respiration unit 面罩活瓣呼吸装置
bag-valve mask 袋装面罩 ; 呼吸球囊的使用
bag valve mask 罩呼吸囊 ; 袋瓣面罩给氧 ; 活瓣 ; 瓣
bag-valve-mask system 面罩系统 ; 呼吸囊
bag-valve-mask hand respirator 面罩式手持呼吸器 ; 气囊
bag-valve-mask respiration umit 面罩活瓣呼吸装置
bag valve mask resuscitator 胶囊活门面罩复苏器
Main structured items are: JDQM full face mask, air supply valve, pressure regulator valve, backboard, pressure gauge, alarming whistle, medium pressure tube, carbon fiber composite cylinder, etc.
主要结构有：JDQM全面罩、供气阀、减压阀、背板、压力表、报警哨、中压管、碳纤维复合气瓶等。
The utility model comprises an air drum, a setting scale for air inflow, a positive negative pressure gauge, a respiration valve and a face mask;
本实用新型有一个气鼓，一个进气量设定标尺，一个正负压力表，一个呼吸活瓣，一个面罩；
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