1468.An alphabetical index by subject is to be included in the Introduction,as an assistance in locating the desired circuit.

A. 包括磁电机、升压线圈、励磁机、变压器、存储电容器和合成器等。

B. 包括磁电机、分配器、升压线圈、励磁机、变压器、存储电容器和合成器等。

C. 包括磁电机、分配器、增压线圈、激励器、变压器、存储电容和合成器等。

A. 给连接在上述部件的锁控装置喷上防腐蚀剂。

B. 给连接在上述部件的锁控装置喷上防锈剂。

C. 给连接在上述部件的锁控装置喷上润滑剂。

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. 飞机总体布局应该包括平面图、侧面图和前视图的刻度说明。

B. 飞机总体布局应由刻度线图画来阐释,包括计划图、侧视图和前视图。

C. 飞机的总体布局应由比例尺线条图阐明,包括平面图、侧视图和前视图。

A. Let the plate dry at applicable temperature.

B. Let the plant dry at available temperature.

C. Let the paint dry at ambient temperature.

A. Check the fluid prior to mixing.

B. Prior to checking the fluid,ensure it has been mixed.

C. Never mix the fluid before testing.

A. Those units and components include alcohol pump,valves,alcohol container,propeller anti- icing system,wing warmers,water line warmers,pitot warmers,scoop warmers,windshield wipers and the electrical anti-icing and heated air ice control.Does not include the basic windshield panel.

B. Those units and components include alcohol pump,valves,tanks,propeller anti-icing system,wing heaters,water line heaters,pitot heaters,scoop heaters,windshield wipers and the electrical and heated air portion of windshield ice control.Does not include the basic windshield panel.

C. Those units and components include alcohol pump,valves,tanks,propeller anti-icing system,wing heaters,plumbing heaters,air speed tube heaters,intake heaters,windshield wipers and the electrical and heated air ice control for windshield.Does not include the basic windshield panel.

A. When there are too many positive or subtractive pressure in the fuel tanks,the pressure relief valve eliminates damage to the wing structure.

B. When there is too much plus or minus pressure in the fuel tanks,the pressure relief valve previews damage to the wing structure.

C. The pressure relief valve prevents damage to the wing structure when there is too much positive or negative pressure in the fuel tanks.

A. Mixed category consists of many parts and components,five kinds of these parts have been selected.

B. Miscellaneous category consists of many parts and components,five kinds of these parts have been selected.

C. Complicated category consists of many parts and components,five kinds of these parts have been selected.

A. 灯只会在 300 节速度下亮起。

B. 在超过 300 节的速度时,灯会亮起。

C. 在大约 300 节的时候灯就会亮。