A、 If the microswitch becomes unserviceable, proceed with the actuator activation procedure to damage the valve.
B、 When the microswitch is functional, ensure the deactivation procedure of the actuator is performed to avoid any harm to the valve.
C、 If the microswitch malfunctions, execute the actuator deactivation procedure to protect the valve from harm.
答案：C
A、 If the microswitch becomes unserviceable, proceed with the actuator activation procedure to damage the valve.
B、 When the microswitch is functional, ensure the deactivation procedure of the actuator is performed to avoid any harm to the valve.
C、 If the microswitch malfunctions, execute the actuator deactivation procedure to protect the valve from harm.
答案：C
A. In some cases, wires are color coded and these should be shown on the wiring diagram.
B. In some cases, wires are color coded and these should be installed on the wiring diagram.
C. In some cases, wires are color coded and these should be explained on the wiring diagram.
A. The exit doors are mainly used for passenger boarding.
B. The exit doors are only used for evacuation.
C. The exit doors are not only used for the passengers to evacuate from the airplane but also used for normal exit.
A. With the aid of the component manufacturer, all components in this chapter can be overhauled in any workshops with different qualifications.
B. Without the data supplied by the component manufacturer, it is possible for the most qualified shop to overhaul any components included in this chapter.
C. You must overhaul any or all components in this chapter in an eligible shop on the basis of data provided by the component manufacturer.
A. Detection system will provide information about how to detect ice.
B. Detection system is utilized to find and display ice formation.
C. The detection information of ice is from the indication system.
A. When the light goes off, set the switch to NORMAL.
B. When the light is illuminated, move the switch to NORMAL.
C. When the light is extinguished, move the switch to NORMAL.
解析：这道题考察的是根据指示操作开关的能力。正确答案是B: 当灯亮起时，将开关设置为正常。这句话的意思是当灯被点亮时，你需要把开关设置为正常。选项A中的“goes off”表示灯熄灭，与题目中的“comes on”相反，所以不是正确答案。选项C中的“extinguished”也表示灯熄灭，与题目中的“illuminated”相反，所以也不是正确答案。
举个生动的例子来帮助理解：想象你在一个房间里，有一个开关控制着房间里的灯。当你看到灯亮起时，你需要把开关设置为NORMAL，这样灯就会保持亮着。所以正确答案是B。
A. Make sure you press the switch when you hear the boarding music.
B. Make sure you press the switch after you hear the boarding music.
C. Make sure that you hear the boarding music after you push the button.
A. It is not recommended that we remove the damage prior to submitting information to Boeing,such as dents on metallic and composite structures, and delamination or punctures to composite structure.
B. If the removal of dents on metallic and composite structures, and delamination or punctures to composite structure is approved by SRM,CMM,or SB,it is preferable to remove the damage prior to submitting information to Boeing.
C. It is recommended that we remove the damage prior to submitting information to Boeing,such as dents on metallic and composite structures, and delamination or punctures to composite structure.
A. Deflate the pressure of tire to the certain value.
B. Provide pressure with nitrogen to the required value for the tire.
C. Depressurize the tire to the demanded value.
A. Use the same hydraulic fluid to lubricate the engine and all auxiliary equipment.
B. The lubricant used on engine and all auxiliary equipment are identical.
C. The identical grease is used to lubricate the engine and all auxiliary equipment.
A. Provide the pneumatic power for the system.
B. Supply the electrical power for the system.
C. Remove the electrical power of the system.
解析：这道题是关于系统去能化的问题。De-energize意味着去能化，也就是移除系统的电力。所以正确答案是C。
让我们通过一个生动有趣的例子来帮助你更好地理解这个概念。想象一下你的手机是一个系统，它需要电力才能正常工作。当你想要关闭手机时，你会按下电源按钮，这样手机就会De-energize，也就是移除电力，手机就会关闭。在这个例子中，De-energize就相当于移除手机的电力，让手机关闭。
