Make sure that the unit operates satisfactorily.

A. 应说明总容量和可用燃料，如果不可用燃料超过FAR23的限制，在飞行中不可用数量的信息应被提供。

B. 如果不可用燃油超过FAR23的限制，则应说明总容量和可用燃油并确定提供在飞行中不可用燃油量的信息。

C. 应说明总容量和可用燃油，如果不可用燃油超过FAR23的限制，应提供确定在飞行中不可用燃油量的信息。

A. 只有制造商和运营商做好各自工作，才能使其余整个飞机机队全部适航。

B. 只有制造商和运营商共同努力，才能保持整个飞机机队持续适航。

C. 只要制造商和运营商共同完成工作，就能保留完整飞机机队的持续适航性。

A. Lubricate one side of the washers.

B. Lubricate one side of the seals.

C. Wash one side of the washers.

A. Direct Damage is defined as follows: 1) Metallic surfaces are burned, melted or show signs of metal distortion. 2) Non-metallic surfaces are burned, punctured or delaminated.

B. Direct Damage is defined as follows: 1) Metallic surfaces are burned, combined or show signs of metal corrosion. 2) Non-metallic surfaces are burned, punctured or contaminated.

C. Direct Damage is defined as follows: 1) Metallic surfaces are burned, synthesised or show signs of metal distortion. 2) Non-metallic surfaces are burned, cut or delaminated.

A. 供应足够容量和尺寸的容器。

B. 供应足够容量和直径的容器。

C. 提供符合规范的容器和量尺。

A. 该速度指示仪此段弧线的上限是需襟翼放下时必须达到的最大速度。

B. 该速度指示仪此段弧线的上限是允许放襟翼的最大速度。

C. 该速度指示仪此段弧线的上限是襟翼收起情况下所允许的最大速度。

A. 识别引起故障的部分。

B. 隔离引起故障的部分。

C. 隔离这个部分会引起故障。

A. When making this Specification, the rules are generally refer to the rules that used by FAA in making its rules.

B. When making this Specification, we use the exact identical construction rules with FAA in making its specifications.

C. The rules of construction followed in the preparation of this Specification are the same as generally used by the FAA in the preparation of its rules.

A. 确保维修飞机时不要撞到勤务箱。

B. 确保勤务车不要撞到飞机。

C. 确保勤务柜不要放在飞机的旁边。

A. 放出适量燃油。

B. 注入大量的滑油。

C. 加入所需量的滑油。