2407. 在大翼除冰系统安装伸缩管。

A. The engines can also use suction feed from a main tank.

B. The engines can also use suction feed from the center tank.

C. The engines can also use suction feed from the trim tank.

A. 特定手册中使用的定义应适用于该特定的飞机或装置。

B. 对特定手册的说明应针对特定飞机或装置。

C. 特定手册中的定义应依据特定飞机或构型制定。

A. A advisement of information in a ready-made manual can be taken as a revision.

B. A revision refers to an adjustment of information in a manual under publishing.

C. A modification of information in an existing manual can be called a revision.

A. 解释如何避免和注意燃油消耗

B. 解释如何避免和注意燃油污染

C. 解释如何避免和注意燃油泄漏

A. 为了达到在整个行业内以合理统一的形式向飞行员提供与特定飞机操作相关的所需、有用或可取信息之目的,手册起草者应在实际可行的范围内遵循本规范。

B. 为了在整个行业内给飞行员提供要求的,有用的或想要的关于某架飞机的信息,建议手册的起草者在实际编写中遵守此规范。

C. 为了实现这样的目的,即在整个行业内给飞行员提供要求的,有用的或想要的某架飞机的信息, 必须采用统一的形式,手册的编写者要结合实际情况遵守此规范。

A. If possible, do an engine ground run to make sure that you get the same indications.

B. If possible, run the engine on the ground to confirm that you get similar indications.

C. In order to verify the instructions, the engine run-up should be possibly conducted on the ground.

A. 通过活门的流体必须是可见的

B. 通过活门的油液必须是透明的

C. 通过活门的流体必须是连续的

A. Make sure that the cabin differential pressure is zero before you unlock the door.

B. Be sure that the variance of the cabin pressure is zero before you open the door.

C. Make certain that the difference of the compartment compression is zero before you open the door.

A. Open the control valve (13), close the control valve (20) and manually operate the oil pump(17) to empty the system.

B. Open the control valves (13) and(20) and operate the hand pump(17) to bleed the filling system.

C. Open the control valves (13) and(20) and manually operate the air inlet pump (17) for filling.

A. Make sure that the warranty life of the material is not expanded.

B. Make sure that the retirement period of the material is not exceeded.

C. Make sure that the shelf life of the material is not expired.