2670. The exterior covering of the fuselage including access covers and doublers

A. The flow control device, fuel pump included in the system, the control deveices include check valve, accumulator,relay etc.

B. The flow control device,check valve, fuel pump, accumulator included in the system, the control device include the relay.

C. The flow control device, check valve, fuel pump, accumulator relay etc. included in the system.

A. The resistance of the bonding jumper depends on its location, may be either high or low.

B. Bonding jumper is used to connect a structural component to an electrical component.

C. The resistance of the bonding jumper is very low.

A. Examine the area that is around the drain holes for signs of corrosion.

B. Check the scavenge hole and areas around it for corrosion

C. Make sure that there＇s no corrosion around the drain hole

A. 它有一个简单的轴承并且操作在一个常规的速度。

B. 它有一个简单的轴承并且以恒定速度运转。

C. 它有单轴并且以恒定速度运转。

A. 手册应准备修订。 它们可以是活页形式,带有耐用的多环盖或永久性装订。

B. 手册应易于更新。 它们可以是活页形式,带有耐用的多环盖或永久性装订。

C. 手册应易于修订。 它们可以是活页形式,带有耐用的多环盖或永久性装订。

A. 确保单向活门上的箭头指向远离地面供气管方向。

B. 确保关断阀门上的箭头指向远离地面供应弯管方向。

C. 确保调节阀门上的箭头指向偏离地面供应通道方向。

A. The time between two inspections is not the same on different types of aircraft.

B. The time of inspections is the same on the same type of aircraft.

C. The duration of inspections is depending on the types of aircraft.

A. The construction of the inlet is connected with the size of the connector shell.

B. The configuration of the inlet is related to the dimension of the connector shell.

C. The conduction of the intake is related to the dimension of the connector shell.

A. In some cases, for complex aircraft, special training should be conducted so that the aircraft and its systems can be maintained properly.

B. Sometimes, especially for complex airplanes, it may be necessary to provide specific training in the proper maintenance of the airplane and its systems.

C. Sometimes, for particularly complex airplanes, it is required to provide special training so as to perform proper maintenance of the aircraft and its systems.

A. The framework builds-up construction and forgings which support the engine and attach it to the nacelle or pylon. Includes items such as engine mounts, vibration dampeners, support links, mounting bolts, etc.

B. The framework, either of build-up construction or forgings which support the engine and attach it to the nacelle or pylon. Includes items such as engine mounts, vibration dampeners, support links, mounting bolts, etc.

C. The engine mounts, vibration dampeners, support links, mounting bolts and framework support the engine and attach it to the nacelle or pylon. Includes items such as, etc.