What is the position of the avionics ventilation valves on ground, engines 1 and 2 stopped and in AUTO mode

发布于 2021-02-07 19:07:31

【单选题】
A Underfloor valve closed - Overboard valve open.
B Underfloor valve open - Overboard valve closed.
C Underfloor valve closed - Overboard valve partially open.

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steelswarm 2023-02-07

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xiaodiao6664

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