下列哪些是双发失效的记忆项目？Which of the following are immediate actions of dual engine failure ?

判断正误 True or False: 升降舵仅由2套液压系统提供动力。 Elevator is only powered by 2 hydraulic systems.

判断正误 True or False: 当液压系统 2 低压时，实际着陆距离将增加。When hydraulic system 2 low pressure, the actual landing distance will be increased.

判断正误 True or False: 在双发失效的情况下，液压发动机驱动泵将继续工作。In the event of a double engine failure，the hydraulic engine driven pumps are still operating.

可通过按压哪个电门使左发液压关闭活门被关闭？The left engine hydraulic shutoff valve is motored closed by pressing which switchlights?

判断正误True or False: 当液压泵失效时显示为琥珀色。The hydraulic pump is displayed amber when failed.

哪些泵为1号液压系统供压Which pumps power hydraulic system 1?

判断正误True and false ：液压系统的所有部件都显示在HYDRAULIC简图页上All components of the hydraulic systems are represented on the HYDRAULIC synoptic page

判断正误True and false ：液压关断活门只能通过选择LH或RH ENG FIRE PUSH电门关闭。 The hydraulic shutoff valve can only be closed by selecting the LH or RH ENG FIRE PUSH switchlight.

地面操作期间液压系统1和2中的液压油是如何冷却的？How is the fluid in hydraulic system 1 and 2 cooled during ground operation?

如果双发熄火，如何给主飞行操纵和起落架提供液压动力？How is hydraulic power provided for the primary flight controls and landing gear if both engines flame out ?