从云下目视绕飞雷雨只准在昼间，但飞机与云底的垂直距离不得少于( )米飞行真实高度；在平原丘陵地区不得低于300 米，在山区不得低于600 米。

判断正误True or False: 指点标系统提供到跑道的距离信息。The Marker Beacon system provides information on distance to the runway.

登机门允许的最大重量是（）KG。The maximum number of weight permitted on the passenger door stairway is?

如果登机门打开（）。If the passenger door is opened ()

CRJ900系列飞机有()个货舱和()个货舱门。The CRJ900 series aircraft have（）cargo compartments and()cargo doors.

当有翼上应急出口处于不安全状态时，可从哪个页面查看?Which page can display the overwing emergency exits are not safe?

驾驶舱逃生口仅可以从内部操纵。The flight compartment overhead escape hatch only can be operated inside.

下列哪个舱门不在EICAS舱门简图页面显示？
Which door not indicated at the doors synoptic page?

CRJ900系列飞机有（）个应急出口。
The CRJ900 series aircraft have（）emergency exit。

CRJ900系列飞机有13个外部门（包括选装的后勤务门）。其中3个仅能从外部操作：The CRJ900 series aircraft have 13 external doors (including optional AFT Service Door). External doors. Three of them can only be operated from outside:

CRJ900系列飞机有13个外部门（包括选装的后勤务门）。其中有多少个可以用来应急撤离？The CRJ900 series aircraft have 13 external doors (including optional AFT Service Door). How many of them can be used for emergency evacuation?