在北半球，高压区内空气的运动情况是

当襟翼/缝翼手柄设置在1时：When the FLAP/SLAT lever is set to 1:

襟翼45的Vfe是：Vfe for flaps 45 is:

襟翼30的Vfe是：Vfe for flaps 30 is:

飞机的总长度是多少 (CRJ 900)？What is the overall length of the aircraft (CRJ 900)?

CRJ900 系列飞机上有_个紧急出口.there are _emergency exits on the CRJ900 series aircraft .

CRJ900经批准的起飞和着陆最大顺风风量是____m. For CRJ900，the maxmum certified tailwind component for takeoff andlanding is____m.

判断正误True or False:
CRJ900驾驶舱内有2块跳开关面板。There are 2 CBPs in thecockpit of CRJ900 aircraft.

雷达天线罩关闭时，气象雷达危险区距天线（）With radome closed, the weather radar hazard area is（）from the antenna

判断正误True or False:
CRJ900飞机的总长度是36.24米。The overall length of CRJ900 aircraft is 36.24m.

发动机起飞状态尾气温度危险区域宽度为___m? The dangerous range width of exhaust in takeoff thrust for the engine is __m.