A300

?8544.An aircraft pressurization cycle is normally con- sidered to be

发布于 2021-02-18 22:11:46

【单选题】
A ?one compiete series of events or operations that recur regularly.
B ?one take off and one landing.
C ?when the fuselage reaches its maximum pressure differential one time.

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lanhaitg 2023-02-18

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