A、 These tests should only use the equipment or facilities installed on the aircraft. These tests should be able to perform by the flight crews.
B、 These tests should not use the special equipment or facilities that are not installed on the aircraft. These tests should be similar to the tests performed by the flight crews.
C、 These tests should require the equipment or facilities installed on the aircraft rather than the special ones and should be replaceable by the tests accomplished by the flight crews.
答案：B
A、 These tests should only use the equipment or facilities installed on the aircraft. These tests should be able to perform by the flight crews.
B、 These tests should not use the special equipment or facilities that are not installed on the aircraft. These tests should be similar to the tests performed by the flight crews.
C、 These tests should require the equipment or facilities installed on the aircraft rather than the special ones and should be replaceable by the tests accomplished by the flight crews.
答案：B
A. If the drain hole is blocked, clean it.
B. If the drain hole is leaked, clean it.
C. If the drain hole is locked, clean it.
A. This document and the applicable airplane maintenance manual(s) complement each other.
B. This document may supplement the aircraft maintenance manual(s) as appropriate.
C. This document is explanation to the airplane maintenance manual(s).
A. Solenoid valves shall be shown with a notation. The notation indicates the spring is loaded by the valve to the open or closed position.
B. Solenoid valves shall be shown with a symbol. The valve indicates whether the valve is spring-loaded to the open or closed position.
C. Solenoid valves shall be shown with a mark. The mark indicates whether the valve is spring-loaded to the open or closed position.
A. Light surface blooming, which can occur on items in storage, is not detrimental to the component.
B. Surface blooming, often found on corroded items, has little adverse effect on the component when it is mild.
C. Items in storage tend to have surface blooming which is beneficial to the component.
A. Check such system to determine the cause of interference.
B. Examine part of the system to find the cause of the interference.
C. Examine all of the system to find the cause of the interference.
A. The actuator receives a hydraulically controlled mechanical command from FCC who sends an electrical commands and the aileron and the elevator power control units(PCU) will carry out this command.
B. FCC sends an electrical order to autopilot actuator. The actuator converts it to a hydraulically controlled mechanical command. The aileron and the elevator power control units(PCU) will carry out this command.
C. FCC sends an electrical commands to autopilot actuator. The actuator receive it to a hydraulically controlled unit . The aileron and the elevator power control units(PCU) will carry out this command from hydraulically controlled unit.
A. The function and operation of each unit in the system should be described. The location of the units shouldn’t be described.
B. The function, operation and location of each unit in the system should be deleted.
C. The function, operation and location of each unit in the system should be described.
A. The flap angles can not be found in Table 1.
B. The flap angles are stated in Table 1.
C. In Table 1, there are no flap angles.
A. The audio input with highest priority will be decreased by amplifier.
B. The audio input will be increased by amplifier firstly.
C. The audio input that has the highest priority will be enlarged by amplifier.
A. The accuracy of the adjustment can vary.
B. The accuracy of the adjustment can be fixed.
C. The precision of the adjustment can be prevented .
