A、 A system consists of related components used to perform a specific function.
B、 A system is a combination of interrelated components arranged to perform a specific function.
C、 A system is combined with relevant components that perform a specific function.
答案：B
A、 A system consists of related components used to perform a specific function.
B、 A system is a combination of interrelated components arranged to perform a specific function.
C、 A system is combined with relevant components that perform a specific function.
答案：B
A. Ensure the oxygen tubes are completely clear. If oxygen is mixed with oil or compound together, it will form an explosives. Explosion can cause damage to equipment or injury to personnel.
B. Make sure that the oxygen tubes are fully clean. Oxygen and oil or grease make an explosive mixture. An explosion can cause injury or death to personnel.
C. Guarantee the oxygen tubes are completely free of dirts. Oxygen, oil and grease can combine to form an explosive oxides. Explosions can cause casualties.
A. Select the specific system that you will apply pressure to.
B. Select the hydraulic system that you will pressurize.
C. Identify the hydraulic system that you will bleed.
A. 对于全发工作起飞距离， 应显示不同周围温度、高度、重量和风与起飞距离的对应关系。应包括地面滚转和达到50英尺障碍物高度的总距离。
B. 对于全发工作起飞距离， 应显示不同周围温度、高度、重量和风的条件下所需的起飞距离。应包括地面滑跑距离和达到离地面50英尺时的水平距离。
C. 对于全发工作起飞距离，应显示不同周围温度、高度、重量和风的条件下所需的距离。提供的数据应包括从滑跑始点到飞机达到高于起飞表面50英尺所经过的水平距离。
A. 描述飞机螺旋桨时，可包括可变桨距螺旋桨的剖面图。
B. 描述飞机螺旋桨时，可包括变桨距螺旋桨的水平图。
C. 描述飞机螺旋桨时，可包括固定桨距螺旋桨的剖面图。
A. The first step in listing possible causes of each trouble is to show what sections of the system may be at fault.
B. Listing possible causes of each trouble is the first step to show what sections of the system may be failure.
C. The first step in listing which parts of the system are likely to fail is to show the possible causes of each failure.
A. When it is unlikely that the temperature decreases to -20 ℃, remove the batteries.
B. If it is possible that the temperature will decrease to -20 ℃, remove the batteries.
C. If it is possible that the temperature will decrease to -20 ℃, cut the cells.
A. Ground Idle Power refers to the power required to run an engine on the ground, as slowly as possible, yet sufficient to ensure satisfactory engine, engine accessory, and airplane operation with a minimum of thrust.
B. Ground Idle Power refers to the power required to run an engine as slowly as appropriate on the ground while still ensuring satisfactory airplane operation with a maximum of thrust of engine and engine accessory.
C. For Ground Idle Power, it determines the minimum power necessary to initiate and maintain safe airplane operation, engine accessory function, and satisfactory engine performance while limiting the degree of thrust utilized.
A. Check all parts with clear defects in accordance with standard industry practices.
B. Check all parts for visible defects in accordance with standard industry practices.
C. Check all parts for serious defects in accordance with standard industry practices.
A. Do not extend or retract landing gear above this speed.
B. Do not expand or retract landing gear at this speed.
C. Do not put down or retract landing gear by more than this speed.
A. 我们的目的是提供持续的、满足工业标准的持续适航标准。
B. 我们的目的是提供一致的、行业标准化的持续适航方案。
C. 我们的任务是提供完整的、行业标准的持续适航计划。
