在北半球，高压区内空气的运动情况是
A. 向内、向上和沿反时针方向
B. 向外、向下和沿顺时针方向
C. 向外、向上和沿反时针方向
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飞行中，当泵电门处于OFF位置且ADG放出时，下列哪个描述是正确的？In-flight, with the pump switches in the OFF position and the ADG deployed, which of the following statement is true?
A. 液压ACMP 3A 在运转中。Hydraulic ACMP 3A is operating.
B. 没有液压ACMP在运转中。No hydraulic ACMP is operating.
C. 所有液压ACMP 在运转中。All hydraulic ACMP are operating.
D. 液压ACMP 3B在运转中。Hydraulic ACMP 3B is operating.
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当引气电门选到MANUAL并且引气源选到APU时，打开机翼防冰将：With the bleed air switch selected to MANUAL and the bleed source selected to APU, turning wing anti ice on will:
A. 导致APU LCV关闭并且发动机引气活门打开。Cause the APU LCV to close and engine bleed valves to open.
B. 不提供机翼防冰，APU LCV 保持打开。Not provide wing anti ice. APU LCV will remain open.
C. 导致APU为机翼防冰提供引气。Cause the APU to source wing anti ice.
D. 导致所有可用引气源打开，进入引气总管。Cause all available pneumatic sources to open to bleed air manifold.
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燃油自动交输开始后，直至燃油量较少的大翼油箱内的燃油量超过另一个油箱（ ）kg时，交输油泵断电，停止交输供油。Fuel auto Crossflow stops when the fuel quantity of the low tank exceeds theother tank by ( )kg.
A. 14.0
B. 18.0
C. 23.0
D. 27.0
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巡航表速250 公里/小时以上的航空器,在同航线、同高度目视飞行时,其航空器之间的距离不少于
A. 2000 米；
B. 3000 米；
C. 5000 米
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飞机上装有两个座舱压力控制器，如果一个控制器失效，该系统将自动转换至另一个控制器。如果自动转换失效，（ ）。这样就能接通该有裕度的备用的控制器。The airplane is equipped with dual Cabin Pressure Controllers. If a cabin pressure controller fails, the system will automatically switch over to the other controller. If automatic switch-over fails,（ ）. This will enable the redundant controller.
A. 选择PACK（空调组件）电门一次 select the PACK switch once
B. 选择PACK（空调组件）电门两次 select the PACK switch twice
C. 选择PRESS CONT（增压控制）电门一次 select the PRESS CONT switch once
D. 选择PRESS CONT（增压控制）电门两次 select the PRESS CONT switch twice
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（SPECI ZBAA 0630Z TSRA BKN020（CB）=）ZBAA 站的电报称为
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进近时，起落架放下，襟翼大于20度，引气负荷：On approach, with the landing gear down or flaps greater than 20, bleed air loading:
A. 从发动机转换到APU transfers from the engines to the APU
B. 保持在发动机上直到接地 remains on engines until touchdown
C. 从APU 转换到发动机transfers from the APU to the engines
D. 保持在发动机上直到推力手柄收回到慢车位 remains on engines until the thrust levers are retarded to idle
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如长时间在高高度巡航，机组应监控燃油温度，以防止接近最低燃油温度。如燃油温度过低，机组应： In case of prolonged cruising at high altitude, the flight crew shall monitor the fuel temperature in order to prevent it from getting close to the minimum fuel temperature. If the fuel temperature is too low, the flight crew shall:
A. 爬升或下降到较暖的空气层Climb or descend to warmer air level;
B. 改航至较暖的气团Divert to warmer air mass;
C. 增大马赫数Increase Mach number.
D. 减小马赫数Decrease Mach number.
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空速大于多少节时会触发超过收起落架限制速度橙色事件？
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