112.2 hours are necessary to do the procedure.

A. 供气系统被多个子系统共用,能够为水箱加压以确保流体的流动。

B. 空气供应系统是某一个子系统独用的部分,其作用是为供应罐加压以确保流体流动。

C. 空气供应系统是多个子系统共用的部分,其作用是为供应罐减压以延缓流体流动。

A. Emergency Exit means the exit doors used to facilitate evacuation that are not normally used for exit.

B. Emergency Exit is usually used as exit whose function is convenient for evacuation.

C. Emergency Exit stands for the exit doors but not the exit which is used to facilitate evacuation.

A. Detection is that portion of the fire protection system which is used to sense and indicate the presence of overheat,smoke,or fire,if furnished as manufacturer-designated standard equipment.

B. If specified as standard equipment by the manufacturer,such equipment is that portion of the fire protection system.Detection equipment includes systems for transmitting and indicating conditions of overheating,smoke or fire.

C. If the equipment is part of a fire protection system and is designated as standard equipment by the manufacturer,the detection equipment includes the sensing and indication of overheat,smoke or fire.

A. “机载辅助动力”是指安装在飞机上的机载动力装置(发动机),其目的是用于产生和提供单一类型的辅助电力、气压、气动或其他动力。

B. “机载辅助动力”是指安装在飞机上的机载动力装置(发动机),用于产生和提供单一类型的辅助电源、液压或气源动力等或者组合型动力。

C. “机载辅助动力”是指安装在飞机上的机载动力装置(发动机),其目的是用于产生和提供组合型的辅助电力、液压、电动或其他动力。

D. C.“机载辅助动力”是指安装在飞机上的机载动力装置(发动机),其目的是用于产生和提供组合型的辅助电力、液压、电动或其他动力。

A. Refer to the general information in addition to engine operation limits,guidelines and special procedures.

B. For general information,refer to engine operation limits,guidelines and special procedures.

C. Refer to engine operation limits,guidelines and special procedures besides general information.

A. Do not lift the aircraft on jacks if the wind speed is more than 20 MPH.

B. Do not hoist the aircraft on chocks if the wind speed is more than 20 MPH.

C. Do not raise the aircraft on jacks if the win

D. speed

A. 测量压力下降所需时间。

B. 必须测量压力下降时间。

C. 压力下降所需时间是可以测量的。

A. Light L4 illuminates within 5 seconds.

B. Light L4 comes on after 5 seconds.

C. Light L4 comes on 5 seconds before.

A. Clean the surface to make sure that the sealing is satisfactory.

B. Clean surfaces to ensurethe bonding as required.

C. Clean the surface to make sure that the bond is satisfactory.

A. 这个单元的主要函数是控制燃油流动。

B. 这个装置的主要功能是控制燃油流量。

C. 这个组件的辅助功用是控制燃油流动。