判断正误True or False: 液压系统3低压, 内侧刹车不工作（一旦系统 3 蓄压瓶压力耗尽）。When hydraulic system 3 low pressure, inboard Brakes will be inoperative once system 3 accumulator pressure is depleted.

紧急下降程序中，最低安全高度是:For emergency descent procedure, the minimum safe altitude is :

CRJ900飞机装配了灭火器的火警探测系统区域：For CR900 aircraft, which areas are equipped with fire extinguisher and fire detection system:

在空中所有情况下，PM 对下列哪些项目做动作前，需得到 PF 的证实
In any situation in flight, PM must get the PF＇s confirmation before doing the following actions

单发飘降时，飘降速度为（）速度。In case of SINGLE ENGINE DRIFT DOWN, the drift down speed is （）

4D/15位置汇报在铱星数据系统故障时，三人制机组时（）履行位置汇报职责。In case of 4D/15 position report under the
condition of IRIDIUM satellite data system failure，for a three-person crew, （ ） shall perform the position report responsibility.

单发飘降时应使用（）方式下降。In case of SINGLE ENGINE DRIFT DOWN, use （ ）mode for descent

单发飘降时应将工作发动机推力改为（）推力。In case of SINGLE ENGINE DRIFT DOWN, set the operative engine to（）thrust

铱星数据系统故障情况下的4D/15位置汇报仅要求在（）阶段实施。For 4D/15 position report under the
condition of IRIDIUM satellite data system failure，this requirement shall be conducted during （） stage only.

4D/15位置汇报在铱星数据系统故障时，双人制机组时（）履行位置汇报职责。When 4D/15 position report under the condition of IRIDIUM satellite data system failure, for a two-person crew, （） shall perform the position report responsibility.

缝翼和襟翼都失效的情况下，会导致什么情况出现？What will occur if both slats and flaps failed?