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单选题
为乘客和机组成员储存、调节和输送氧气的组件和部件,包括氧气瓶、释放活门、关断活门、出口、调节器、面罩等。
A
The units and components which store, regulate, and deliver oxygen to the passengers and crew include oxygen bottles, relief valves, shut-off valves, outlets, regulators, masks, etc.
B
The units and components which reserve, adjust, and transfer oxygen to the passengers and pilots include oxygen bottles, relief valves, shut-off valves, outlets, regulators, masks, etc.
C
The units and components to store, adjust, and transfer oxygen to the passengers and crew include oxygen bottles, release valves, shut-off valves, outlets, regulators, masks, etc.
答案解析
正确答案：A
相关知识点：
氧气储存调节输送部件记
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