A、 The drain float valves in the vent tubes and the vent channels dilute the fuel in the vent system to drain out of the tank when the fuel face is lower than the valve.
B、 The drain float valves in the vent tubes and the vent channels permit fuel in the vent system to drain into the tank when the fuel level is lower than the valve.
C、 The drain float valves in the vent tubes and from the vent channels allow the fuel in the vent system to drain into the tank when the fuel quantity is lower than the valve.
答案:B
A、 The drain float valves in the vent tubes and the vent channels dilute the fuel in the vent system to drain out of the tank when the fuel face is lower than the valve.
B、 The drain float valves in the vent tubes and the vent channels permit fuel in the vent system to drain into the tank when the fuel level is lower than the valve.
C、 The drain float valves in the vent tubes and from the vent channels allow the fuel in the vent system to drain into the tank when the fuel quantity is lower than the valve.
答案:B
A. 描述飞机电源系统时,应阐述容量和装载减少。
B. 描述飞机电源系统时,应阐述电源的容量和卸载。
C. 描述飞机电源系统时,应阐述容量和载荷去除。
A. Explain check them whether normal or not, and how to identify a fault.
B. Make clear that if they operate properly and how to isolate the malfunction.
C. Explain how to check them for proper operation and how to recognize a malfunction.
A. Take the oxygen mask in a hurry to start the flow of oxygen.
B. Pull the oxygen mask with a sudden movement to start the flow of oxygen.
C. Pull the oxygen mask in a must to start the flow of oxygen.
A. 需要作为安装或恢复作动程序中的一部分的任何调整/测试应在文本中按适当的顺序进行操作。
B. 需要作为安装或限动程序中的一部分的任何调整/测试应以适当的方式包含在文本中。
C. 需要作为安装或恢复作动程序中的一部分的任何调整/测试应以适当的顺序包含在文本中。
A. Replace the defective booster pump.
B. Remain the present booster pump.
C. Recharge the failed booster pump.
A. 需要提供紧急程序。
B. 应提供紧急下降程序。
C. 紧急下降时提供应急程序。
A. 发动机分析仪的功能是通过示波器等仪表或设备分析发动机性能或状态。
B. 发动机分析系统使用传感器等仪器或设备采集数据并应用于发动机性能或状态分析。
C. 发动机分析系统被用于分析发动机性能或状态,以供示波器等仪表或设备使用。
A. 更换零件的话,要持续处于低气压状态。
B. 如果持续处于低气压状态,就需要维修零件。
C. 如果低压状态持续,则更换组件。
A. The turbines are used to extract energy from the exhaust gases and are coupled to the crankshaft.
B. The turbines can drive energy to exhaust gas and connects crankshaft.
C. The turbines can extract energy from the exhaust gases and drive the crankshaft.
A. 小心地取出配平盖板内的备份磁带。
B. 小心地从胶带上拆除装饰盖。
C. 小心地移除调整片,用其他的带子盖上。