A、 In the turbofan engine maintenance handbook this chapter would include such subjects as removal, cleaning, inspection, disassembly, testing , etc.
B、 In the turbofan engine repair manual this section would include such topics as disassembly, cleaning, checking, accessory, adjusting , etc.
C、 In the turbofan engine overhaul manual this section would include such subjects as teardown, cleaning, inspection, assembly, testing , etc.
答案：C
A、 In the turbofan engine maintenance handbook this chapter would include such subjects as removal, cleaning, inspection, disassembly, testing , etc.
B、 In the turbofan engine repair manual this section would include such topics as disassembly, cleaning, checking, accessory, adjusting , etc.
C、 In the turbofan engine overhaul manual this section would include such subjects as teardown, cleaning, inspection, assembly, testing , etc.
答案：C
A. 为避免不必要的磨损，将表面涂漆。
B. 为避免不必要的颗粒，将表面清洁。
C. 为避免不必要的摩擦，将表面抛光。
A. If an AC circuit consists of resistance only, the value of the impedance is the same as the resistance.
B. If an AC circuit consists of impedance only, the value of the capacitance is the same as the impedance.
C. If an DC circuit has capacitance only, the value of the resistance is the same as the capacitance.
A. 安装时非必要不要拉伸封严。
B. 不要过度拉伸已安装的必要封严。
C. 在安装封严件时不要过度拉伸。
A. 一台发动机可以为所有系统供电。
B. 一台发电机可以为所有系统供电。
C. 一台动力装置可以为所有系统供电。
A. 每间隔20秒点击一次。
B. 咔哒声的时间间隔必须为20秒。
C. 必须将咔哒声的时间间隔调整为20秒。
A. Exhale into the oxygen mask.
B. Breathe into the oxygen mask.
C. Breathe into the gas mask.
A. 发动机燃油系统包括协调器或与其不同作用的装置、发动机泵和滤清器总成、主和推力增强器、燃油控制装置、电子温度基准控制装置、温度基准阀、燃油歧管、燃油喷嘴、燃油浓缩系统、转速传感开关、继动箱总成、电磁滴水阀、燃烧器排水阀等。
B. 飞机燃油系统包括协调器或同等作用的装置、温度基准阀、燃油歧管、燃油喷嘴、燃油浓缩系统、转速传感开关、继动箱总成、电磁滴水阀、燃烧器排水阀等。
C. 发动机燃油系统包括调节器或同等装置、发动机驱动的燃油泵和油滤组件、主燃烧室和加力燃烧室燃油控制装置、电子温度基准控制装置、温度基准阀、燃油总管、燃油喷嘴、富油系统、转速敏感电门、继电器组件、电磁滴油阀、燃烧室排油阀等。
A. “拖动与滑行”中还包括如何在正常和如在软地面、湿滑或结冰的道面，发动机不在翼或飞机受损等非正常情况下拖动和滑行的说明。
B. “拖动与滑行”中还包括如何在正常和如在软地面、湿滑或结冰的道面，发动机不在翼或飞机受损等非正常情况下拖飞机或推飞机的说明。
C. “拖动与滑行”中还包括如何在正常和如在软地面、湿滑或结冰的道面，发动机不在翼等非正常情况下拖飞机或推飞机, 否则飞机将受损的说明。
A. Use the correct tools to open the containers for these materials.If you do not follow these prerequisites, injury to your skin and lungs can occur.
B. Get the corrective tools to open the containers for these materials.If you do not obey these precautions, injury to your skin and lungs can occur.
C. Get the proper tools to open the containers for these materials.If you do not observe these precautions, injury to your skin and lungs can occur.
A. The lower seal appears as the lower bearing is pulled down.
B. You can see the lower seal before pulling the lower bearing down.
C. Only after you pull the lower seal down can you see the lower bearing.
