246.How does the AIDS operate ?

　Manually though the MCDU only .

　Manually though the MCDU and automatically though the DMU.

　Fully automatically though the DMU.

正确答案：B

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415.what happens on ground, slats extended, in AUTO MODE with fuel in the center tank, and minute after engines start ?

414.What happens if you extend the slats in flight, with fuel in the center tank ,AUTO mode selected ?

413.When there is a low level in one inner cell :

412.The Engine LP Valve closes when :

411.Are wing tank pumps running while center tank is supplying ?

410.What is the maximum total fuel capacity ?

409.The Fuel Quantity Indicating System comprises...

408.Which tanks are the main supply tanks ?

407.Form which sensors does each LGCIU receive information ?

406.Which computers monitor the flap disconnection data ?