A、 襟翼不在0度,相应汇流条供电且任一发电机运转。Flaps not at zero, respective bus is powered and any generator is operating.
B、 襟翼不在0度且APU供电或外接电源相连时。Flaps are selected out of 0-degrees with the APU on line or when external power is connected.
C、 任何时候起落架放下且AC电源接通时Any time the landing gear is selected down with AC Power ON.
D、 自动打开如果发动机或发动机发电机失效。Automatically come on if an engine or engine generator fails.
答案:A
A、 襟翼不在0度,相应汇流条供电且任一发电机运转。Flaps not at zero, respective bus is powered and any generator is operating.
B、 襟翼不在0度且APU供电或外接电源相连时。Flaps are selected out of 0-degrees with the APU on line or when external power is connected.
C、 任何时候起落架放下且AC电源接通时Any time the landing gear is selected down with AC Power ON.
D、 自动打开如果发动机或发动机发电机失效。Automatically come on if an engine or engine generator fails.
答案:A
A. 两个湿翼设计燃油箱和一个集油箱用耐油密封条密封 two wet wing design fuel tanks and one collector tank sealed with fuel resistant sealant
B. 两个湿翼设计燃油箱和可选的用于拓展航程的翼尖油箱two wet wing design tanks with optional wing tip tanks for extended ranges
C. 三个整体式燃油箱位于机翼和中央机身机翼箱型结构内three integral-type fuel tanks located in the wings and center fuselage wing box structure
D. 四个燃油箱其中两个是湿翼设计油箱两个是集油箱four fuel tanks of which two are wet wing designed tanks and two are collector tanks
A. 70%
B. 75%
C. 80%
D. 85%
A. 大气和地面的摩擦
B. 同一平面上的不同气压
C. 锋面的移动
A. 积状云、乱流和低能见度
B. 积状云、乱流和能见度好
C. 层状云、气流平稳和低能见度
A. 悬球状积雨云
B. 不稳定的荚状云
C. 堡状高积云
A. 机长
B. 公司值班领导
C. ATC
D. 公司运行控制中心
A. 1200
B. 1300
C. 1400
D. 1500