The airplane fuel system supplies pressurized fuel from the center or main tank.

A. 拆下标签。

B. 去除灰尘。

C. 移除设备。

A. 每本手册都应有一份“飞机称重表格”，其中包括飞机剖面图，显示称重点的位置(使用顶升点或起落架)。

B. “飞机称重表格”应包含在每本手册中，其中包括飞机平面图，显示称重点相对基准线的位置(使用顶升点或底盘)。

C. 每本手册都应有一份“飞机称重表格”，其中包括飞机侧视图，显示称重点相对基准线的位置(使用顶升点或起落架)。

A. 如果危险被含糊描述，人员在执行任务时要了解风险，并更加小心。

B. 危险是否被清楚说明，以致于执行任务的人是否有必要了解风险，并更加小心。

C. 如果清楚说明了危险，执行任务的人就会了解风险，且更加小心。

A. The seat shall be lifted to leave the track locked.

B. Lift the seat until it is away from the track locks.

C. Eject the seat until it is isolated from the track locks.

A. 本部分应包含一个建议，为了获得服务和信息，经销商或有证书的服务站应与飞机运营商建立沟通。

B. 此章节讲述了为获得勤务信息，经销商或有授权的服务站应与飞机运营商建立相互联系和沟通。

C. 本节应建议飞机运营商与经销商或认证服务站建立联系，以获得服务和信息。

A. Outside Air Temperature is the free air static temperature, obtained either from inflight temperature indications or ground meteorological sources, adjusted for instrument error and compressibility effects.

B. Outdoor Air Temperature is the dynamic temperature of free air, obtained from flight temperature indications or ground meteorological sources and adjusted for instrumental error and compressibility effects.

C. Outdoor Air Temperature is free air stagnation temperature, from flight temperature indicating or ground meteorological resource, and according to the instrument error and compressibility effects to adjust.

A. Turn the drain valve counterclockwise to cause the fluid to stop flowing before the valve is pushed.

B. When you turn the drain valve counterclockwise, no fluid will flow until you push the valve in.

C. Make sure there is no fluid flowing after the valve is pushed, then turn the drain valve clockwise.

A. If design appraisals by a DER is beyond his normal apprvoal, each appraisal can only be authorized by the known ACO according to current condition.

B. Design approvals by a DER that are outside his normal authorization may only be authorized by the cognizant ACO on a case by case basis.

C. The familiar ACO can approve each designation approval one one one according to condition if designation approval by a DER is outside his normal range.

A. 每个电干扰盘的后部都有一个灵活的汇流条组件。

B. 每个电干扰盘的后部都有一个固定的汇流条组件。

C. 每个配电盘的后部都有一个固定的汇流条组件。

A. If the valve is the source of the fuel leak, discard the valve seals and install new ones.

B. If the fuel leaks out of the valve, reinstall the valve seals.

C. If the fuel leak flows towards the valve, discard the valve seals and install new ones.