... 混合呼吸气 breathing mixture 呼吸气容器 breathing gas pack 释义：飞行人员富氧呼吸气 enriched aircrew breathing gas ...
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poor breathing mixture 释义呼吸用低氧混合气
oxygenpoor breathing mixture 呼吸用低氧混合气
therapeutic breathing mixture 治疗用呼吸混合气
oxygen-poor breathing mixture 呼吸用低氧混合气
breathing mixture supply system 混合呼吸气供应系统
helium - oxygen breathing mixture 氦氧呼吸混合气
breathing oxygen-deficient mixture 呼吸用低氧混合气
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