与锋面活动有关的低空风切变，其特征是

地面减升期间以下哪些操纵面会运转？Which of the following surfaces operate during ground lift dumping?

如果SFECU的一个通道失效，或者一个PDU马达失效，缝翼和襟翼：If a single channel of the SFECU fails, or a PDU motor fails, the slats/flaps:

为防止意外移动，缝翼/襟翼手柄在以下哪些位置有硬卡位：To prevent accidental movement, the SLATS/FLAPS lever has hard gates at the:

在激活马赫配平功能前必须先接通什么？What must be engaged prior to activating the Mach trim function？

水平安定面配平系统的2个通道接通是通过按压：The two channels of the horizontal stabilizer trim system are engaged by pressing the:

自动配平期间，配平的频率：During auto trimming, the rate of trim:

马赫配平在什么情况下是可用的Mach trim is available when:

当可操纵副翼一侧的飞行员选择亮着的ROLL SEL 电门时，会发生什么？What happens when the pilot with the operable aileron selects the illuminated ROLL SEL switchlight?

升降舵系统卡阻记忆项目的第一个动作是？What is the first action of memory items for elevator system jammed?

什么操纵是被用于隔离升降舵钢索卡阻？What control(s) are used to isolate an elevator cable jam?