下述何种现象是强烈雷暴的特征

飞行扰流板手柄上有多少个标记位置？How many marked positions are available on the Flight Spoiler lever?

通常有几个PCU作动方向舵？How many PCUs normally actuate the rudder?

副翼卡阻时，选择机长一侧ROLL SEL电门会提供：Selecting the ROLL SEL switch on the captain’s side during a aileron jam situation will provide:

万一出现失去所有电源，主飞行操纵由什么提供液压？In the event of a total electrical failure, how are the primary flight controls powered?

应急襟翼放出电门会（CRJ900）:The emergency flap deploy switch will(CRJ900):

横滚脱开如何完成？How is a roll disconnect accomplished?

失速保护推杆器会被断开通过选择：Stall protection pusher is disconnected by selecting the:

即将发生的失速警告包含：Warning of impending stall consist of:

起飞构型警告系统监控：The takeoff configuration warning system monitors:

如何让偏航阻尼器工作How can yaw damping be enabled?