A、 Operation time should be recorded if the pump is in emergency .
B、 When you use the emergency pump, record the time of operation.
C、 When the pump is for emergency use, record the time of usage.
答案：B
A、 Operation time should be recorded if the pump is in emergency .
B、 When you use the emergency pump, record the time of operation.
C、 When the pump is for emergency use, record the time of usage.
答案：B
A. 不要使用金属制品，可能会割到或损坏上位锁弹簧表面。
B. 不要使用金属物件，可能会割到或损坏上位锁弹簧表面。
C. 不要使用金属制品，可能会划伤或损坏上位锁弹簧表面。
A. 给组件涂上正确的颜色。
B. 用合适的颜色识别组件。
C. 对配件进行颜色编码。
A. 这个手册需要花费两个小时读完。
B. 做这个程序需要两个小时。
C. 两个小时必须完成这个程序。
A. The pitot tube is on the external forward part of the airplane.
B. You may find the pitot probe on the front internal side of the fuselage.
C. The pitot probes are located on the forward external part of the airplane.
A. 如果你发现了凹坑，做适用的维护程序。
B. 如果你发现了划痕，做具体的修理工作。
C. 如果你发现了裂纹，做适用的修理程序。
A. A maximum distance of 50 feet is required between consumable materials and the work area.
B. Keep flammable materials at a minimum distance of 50 feet from the work area.
C. Explosive materials must be kept at least 50 feet away from the work area.
A. The removal/installation portion shall state clearly the sequence of steps required to remove and reinstall a component or unit. This portion shall also state precautions to be obeyed.
B. The removal/installation portion shall state clearly the sequence of steps required to remove and reinstall a component or unit. This portion shalln’t include precautions to be obeyed.
C. The removal/installation portion shall hardly state the sequence of steps required to move and reinstall a component or unit. This portion shall also include precautions to be watched.
A. The seat shall be lifted to leave the track locked.
B. Lift the seat until it is away from the track locks.
C. Eject the seat until it is isolated from the track locks.
A. 将备件送到修理厂。
B. 将零件送至大修商店。
C. 将部件送到大修车间。
A. 进气口由很多部件组成，包括机头整流罩、涡流发生器以及管道。
B. 进气口由很多部件组成，包括前环形整流罩、涡流发生器以及电缆。
C. 进气道包括前环形整流罩、涡流发生器以及管路等部件。
