A、 50
B、 80
C、 300
D、 400
答案:B
A、 50
B、 80
C、 300
D、 400
答案:B
A. 调谐通讯和导航无线电tune the communication and navigation radios
B. 调谐通讯无线电和控制内话Tune the communication radios and control the interphone
C. 给乘务人员提供通讯Provide communication with the cabin crew
D. 监控导航无线电和舱音记录器工作Monitor the navigation radios and cockpit voice recorder operation
A. 山谷风是由于海陆差异而形成的热力环流;
B. 沿着山谷吹的风称为山谷风;
C. 白天风由山谷吹向山坡
A. 燃油交输保持机翼油箱之间的平衡,燃油转输将燃油从中央油箱转移至机翼油箱Fuel crossflow maintains balance between the wing tanks and fuel transfer moves fuel from the center tank into the wing tanks
B. 燃油转输是一个人工过程而燃油交输是一个自动过程fuel transfer is a manual process and fuel crossflow is an automatic process
C. 燃油交输将燃油转移至中央油箱而燃油转输将燃油转移至机翼油箱 fuel crossflow moves fuel into the center tank and fuel transfer moves fuel into the wing tanks
D. 燃油转输仅在地面进行而燃油交输在地面和空中进行 fuel transfer operates on the ground only while fuel crossflow operates on ground and in flight.
A. 海平面气压
B. 标准海平面气压
C. 场面气压
A. 绿色 green
B. 白色 white
C. 琥珀色 amber
D. 红色 red
A. 24.85m
B. 23.24m
C. 32.31m
D. 36.26m
A. 升降舵和方向舵Elevators and rudders
B. 前起落架和升降舵Nose landing gear and elevators
C. 主起落架和内侧刹车Main landing gear and inboard brakes
D. 外侧刹车和扰流副翼Outboard brakes and spoilerons