A、 The CFM56-7 is a high roadway, dual rotor, axial flow turbofan engine. The start valve is a butterfly shutoff valve;
B、 The CFM56-7 is a high aisle, dual rotor, axial flow turbofan engine. The start valve is a butterfly shut down valve;
C、 The CFM56-7 is a high bypass, dual rotor, axial flow turbofan engine. The start valve is a butterfly shutoff valve;
答案：C
A、 The CFM56-7 is a high roadway, dual rotor, axial flow turbofan engine. The start valve is a butterfly shutoff valve;
B、 The CFM56-7 is a high aisle, dual rotor, axial flow turbofan engine. The start valve is a butterfly shut down valve;
C、 The CFM56-7 is a high bypass, dual rotor, axial flow turbofan engine. The start valve is a butterfly shutoff valve;
答案：C
A. 飞行控制为自动控制飞机飞行姿态特性提供方法,包括液压助力系统、升降舵脚蹬、控制杆连杆、控制钢索、调整片控制、安装支架等。
B. 飞行控制为人工控制飞机飞行姿态特性提供方法,包括液压助力系统、方向舵脚蹬、控制杆连杆、控制钢索、调整片控制、安装支架等。
C. 飞行控制为人工控制飞机飞行姿态特性提供方法,包括气源助力系统、方向舵脚蹬、控制杆连杆、控制钢索、配平片控制、安装支架等。
A. 1号和2号发电机为其对应的机翼供电。
B. 1号和2号发动机为其对应的机翼提供热空气。
C. 1号和2号发动机为相关的机翼释放热空气。
A. Cut and discard the lockwire.
B. Snip and remove the lockwire.
C. Snip and discard the cable.
A. the blade angle of propeller is the angle between blade face and rotation plane.
B. the blade angle of propeller is the angle between blade face and relative wind.
C. the blade angle of propeller is always acute angle no matter when the working status of the propeller.
A. The manufacturer may establish procedures to provide feedback on unairworthy conditions that were discovered when complying.
B. The manufacture may set up procedures to provide feedback when user find some unairworthy conditions discovered by manufacture.
C. The manufacture can establish program to receive feedback of users when they discover unairworthy conditions of requirements.
A. 当动力源(电动,气动或液压)为单个部件提供服务或为单个功能系统提供服务时,该动力源将包含在其所服务的部件或系统中讨论。
B. 当动力源(电动,气动或液压)为不同的部件提供服务或为不同的功能系统提供服务时,该动力源将包含在其所服务的部件或系统中讨论。
C. 当动力源(电动,气动或液压)为单个部件提供服务或为单个功能系统提供服务时,该动力源将包含在其所服务的部件和系统中讨论。
A. Make sure that chemical compound are not near the engine nozzle.
B. Make sure that solvents are not near the engine exhaust.
C. Make sure that there＇s no isopropyl alcohol near the engine exhaust port.
A. Do not exceed this speed with undercarriage retracted.
B. Do not exceed this speed with landing gear retracted.
C. Do not exceed this speed with undercarriage extended.
A. Maneuvering speed is the lowest speed at which the flight controls can be fully deflected without damage to the airplane structure.
B. Maneuvering speed is the maximum speed at which the flight controls can be fully deflected and no structure damage occurs.
C. Maneuvering speed is the maximum speed at which the aircraft can fly without damage to the airplane structure.
A. In some cases, extension of inspection intervals may be possible if the data suggests that the onset of fatigue problems occurs at a greater number of flight hours than initially predicted.
B. In some cases, if the data shows that the number of flight hours of fatigue problems occurring is greater than initially predicted, it is possible to extend the duration of inspection.
C. In some cases, if the data suggests that the fatigue problem initially emerges at more flight hours than originally predicted lengthening of inspection intervals is compulsory.
