判断正误：EICAS上显示LO FUEL警戒信息指示左和/或右油箱油量≤272kg。True or False: L O FUEL caution (amber) message displayed on EICAS indicates left and/or right fuel tank quantity≤272kg .

A. 高空风及温度预报图；

B. 相应高度的等压面图；

C. 卫星云图

A. 2

B. 3

C. 4

D. 5

A. 气压不变，空气冷却达到饱和时温度

B. 温度与露点差值大

C. 当大气温度与露点相同时则会有降雨

A. 70％

B. 75％

C. 80％

D. 85％

A. 2 2

B. 1 2

C. 2 1

A. 意味着N1或者N2转速超过了红区4秒以上Indicates that N1 or N2 has exceeded redline for more than four seconds.

B. 意味着相对应的发动机熄火，FADEC系统无法成功重新起动对应的发动机，并且油门杆没有在关断位Indicates flameout of respective engine, FADEC was not successful with re−light and thrust lever not at shut−off.

C. 意味着对应的油门杆失效，FADEC将会继续保持最后一次的推力设定直到进近Indicates failure of respective thrust lever. FADEC will maintain last power level setting until approach.

D. 意味着相对应的操作引气活门无法关闭Indicates that respective operability bleed valve has failed closed.

A. 电动地，通过拉出ROLL DISC 手柄。electrically, by pulling the ROLL DISC handle

B. 机械地，先拉出再旋转ROLL DISC 手柄。Mechanically, by pulling then rotating the ROLL DISC handle

C. 自动地，当副翼卡阻被SSCU检测到。Automatically, when an aileron jam is detected by the SSCU’s

D. 电动地，当按下任一ROLL SELECT 电门。Electrically, when depressing either ROLL SELECT switch

A. 不稳定

B. 稳定

C. 积冰

A. 马上避开

B. 仔细观察风切变的情况并向塔台报告

C. 上升高度，保持平飞