A、 These instructions are required for towing aircraft in normal or abnormal conditions, such as from soft ground, wet or icy surfaces and in the case of engine is removing or aircraft is damaging.
B、 These instructions are necessary for towing the aircraft under normal or abnormal conditions, such as from a wet or icy surface on a soft ground and when the engine is removed or the aircraft is damaged.
C、 These instructions are necessary to tow or push the aircraft in normal or abnormal conditions such as towing from soft ground and slippery or icy surfaces, with engines removed, or aircraft damaged.
答案：C
A、 These instructions are required for towing aircraft in normal or abnormal conditions, such as from soft ground, wet or icy surfaces and in the case of engine is removing or aircraft is damaging.
B、 These instructions are necessary for towing the aircraft under normal or abnormal conditions, such as from a wet or icy surface on a soft ground and when the engine is removed or the aircraft is damaged.
C、 These instructions are necessary to tow or push the aircraft in normal or abnormal conditions such as towing from soft ground and slippery or icy surfaces, with engines removed, or aircraft damaged.
答案：C
A. Use a drill bit not less than 45 mm long.
B. Use a drill bit that has a maximum length of 45 mm.
C. The drill bit used is more than 45 mm.
A. Transport the part to the overhaul shop.
B. Transport the part to the maintenance shop.
C. Remove the part to the overhaul shop.
A. 描述飞机电源系统时，应说明线束保护功能。
B. 描述飞机电源系统时，应提供线路保护的描述。
C. 描述飞机电源系统时，应说明回路保护。
A. Schematic diagrams may be used to indicate "flow" and to illustrate the operation of systems such as air control, electrical, fluid power, fuel and turbosystems.
B. Principle charts can be intended to show "flow" and explain the operation of systems as well as air control, electrical, hydraulic power, fuel and turbine systems.
C. Schematic diagrams can be employed to show "flow" and to explain the operation of systems along with air control, electrical, fluid power, fuel and turbosystems.
A. 校正空速是指经过位置调整以及仪表调整后的指示空速。
B. 校准空速指修正了仪表误差和位置误差之后得到的指示空速。
C. 校准空速是指调节位置误差以及仪表误差后的指示空速。
A. 电源系统描述的是发电、控制和通过汇流条向其他系统提供交流/直流电的电气组件和部件，包括发电机、继电器、变流器、电瓶等
B. 电源系统描述的是发电、控制和通过汇流条向其他系统提供交流/直流电的电气组件和部件，包括发电机、接触器、变流器、电瓶等
C. 电源系统描述的是发电、控制和通过汇流条向其他系统提供交流/直流电的电气组件和部件，包括发电机、接触器、整流器、电瓶等
A. If the Halon extinguisher has its lever lock pin lost, you must scale the extinguisher to make sure if it is full.
B. If the hand lock pin on the Halon fire flask is not there, you must weight the extinguisher to see if it is full.
C. If the handle lock pin on the Halon extinguisher is not there, you must weigh the extinguisher to find if it is full.
A. Charge the battery.
B. Fill the battery.
C. Add the battery.
A. 此时不要拆解弹簧筒组件。如果弹簧负载没有正确释放，会造成人员受伤或零件损伤。
B. 此时不要错装弹簧筒组件。不正确的操作，弹簧负载会造成人员受伤或零件损伤。
C. 不要在这个时候拆下弹簧筒组件。如果不小心释放，弹簧负载会造成人员受伤或零件损伤。
A. The associated warning light should illuminate after 30 seconds.
B. The associated caution light should deactivate after a duration of 30 seconds.
C. The caution light, regardless of its position, should turn off within 30 seconds.
