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.
答案：B
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.
答案：B
A. If a chapter is deleted by merging with other chapters, the original chapter title will be listed in the table of contents at the front of the manual and the location will be indicated in the reference materials.
B. Where chapters have been eliminatd through combining with other chapters, the original chapter title will be listed in the table of contents at the front of the manual,and the material will be located in the original chapter.
C. If a chapter is deleted by other chapters, the original chapter title will be listed in the table of contents at the front of the manual and the location will be indicated in the reference materials.
A. This procedure is only void in digital mode.
B. This procedure is only valid in digital mode.
C. This procedure is only ineffective in digital mode.
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.
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. Use of cabin pressurization during Takeoff, landing, or in flight shall be carefully restricted.
B. Use of cabin pressurization during Takeoff, landing, or in flight has limitations that shall be observed.
C. You shall follow the strict requirements when using cabin pressurization during Takeoff, landing, or in flight.
A. Make sure that there is airflow in the pipe to hinder .
B. Make sure that there is something in the pipe to block the airflow.
C. Make sure that there is nothing in the pipe to hinder airflow.
解析：这道题考察的是关于管道通风的知识。正确答案是C:Make sure that there is nothing in the pipe to hinder airflow.
在管道通风中，我们需要确保管道内没有任何堵塞物，以确保空气能够顺畅地流动。如果管道被堵塞，空气无法流通，会影响到管道的正常使用。
举个生动的例子，就好像我们的呼吸道一样。当我们呼吸时，我们希望空气能够顺畅地进入我们的肺部，如果我们的呼吸道被堵塞，比如说我们感冒时鼻子被堵住了，我们就会感到呼吸困难。所以，保持管道畅通就像是保持我们的呼吸道畅通一样重要。
A. Procedures for handling malfunctions or other abnormalities that are not emergent, or potentially emergent may be delayed in this section.
B. This Section may cover procedures for handling malfunctions or other deviations that are not of emergency nature, or involve a potential emergency that may be handled later.
C. This Section may cover procedures for handling malfunctions or other deviations that are not emergent, or involve a potential emergency that may be deterred.
A. The parts must be assembled tightly.
B. Make sure that the parts are attached securely.
C. The parts must be assembled loosely.
A. By using the basic provisions of FAR 21.50, revisions become consistent with the format of the specification.
B. FAR 21.50 provisions are the basic to the revisions which are consistent with the format of the specification.
C. To make revisions consistent with the format of the specification, the provisions of FAR 21.50 should be adopted as a basis.
A. Before restarting the engine, make sure to clear the ground from any fuel spills.
B. Remove all spilled fuel from the ground before making the first attempt to start the engine.
C. Ensure that no fuel on the ground is eliminated before proceeding with engine startup.
