下面关于山谷风的叙述正确的是＿＿

万一双发失效，主飞行操纵如何被提供液压？In the event of a dual engine failure, how are the primary flight controls powered?

飞行中在高度( )英尺以上襟翼放出是禁止的。Flight with flaps extended at altitudes above（ ） feet is prohibited.

飞行中无故障时低于下列哪个高度，飞行扰流板禁止放出：Flight spoilers must not be extended in flight below an altitude of:

襟翼1和8的Vfe是？Vfe for flaps 1 and 8 is:

当人工操纵飞机时，如果飞机进入失速，飞行员失速改出的第一个动作应该是：When the pilot is manually flying the aircraft, if the aircraft was stalled, what is the first action for stall recovery?

失速保护系统给机组提供即将失速的音响，目视和触觉指示，如果没有采取正确的措施，系统激活：The stall protection system provides the flight crew with aural, visual and tactile indications of an impending stall and, if no corrective action is taken, the system activates:

缝翼/襟翼位置指示显示在EICAS主页：Slats/Flaps position indications are displayed on EICAS primary page:

襟翼由两个交流动力驱动组件（PDU）驱动，当其中一个失效，襟翼操作：The flaps are driven by two AC Power Drive Units (PDU) when one of them fails, flap operation:

如果襟缝翼电子控制组件（SFECU） 的一个通道失效，EICAS上会显示什么信息？What message appears on EICAS if one channel of the SFECU fails?

缝翼/襟翼控制手柄可选择的位置有哪些？What are the selectable Slats/Flaps Control Lever positions?