507.The aircraft is in cruise with AP1 engaged. What happens when Ap2 is engaged?

　AP1 remains active,AP2 is in standby.

　AP2 becomes active with AP1 in standby.

　AP2 becomes active, AP1 is disengaged.

正确答案：C

A320机型英语知识练习

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154.In which mode is the manual gain adjustment recommended?

153.Which data is used for antenna stabilization ?

152.Which component controls antenna stabilization?

151.How is the excessive deviation displayed on vertical scale ?

150.What is display in ROSE NAV mode when the ILS pushbutton is selecetd on the EFIS control panel ?

149.The IR portion of the ADIRU provides the FMGC with :

148.The primary source of ADIRU 3 is:

147.The control segment is composed of :

146.The satellite orbital planes have an inclination of:

145.How is the excessive deviation displayed on vertical scale ?