A300

?8529.What component of a pressurization system pre- vents the cabin altitude from becoming higher than air- plane altitude?

发布于 2021-02-18 22:11:31

【单选题】
A ?Cabin rate-of-descent control.
B ?Negative pressure relief valve.
C ?Positive pressure relief valve.

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退役熬夜冠军 2023-02-18

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