2757. Make sure that the bearing is correctly installed

A. 只有经过授权的人员方可以留在该区域

B. 只有经过改装的人员方可以留在该区域

C. 只有经过检验的人员方可以留在该区域

A. The inspection procedure is just below the section on Significant Inspection Condition，extending from left to right. State the inspection procedure to be used， e.g.， magnetic particle， visual inspection， etc.， and refer to the actual procedure in other documents， e.g.，NDT manual

B. The inspection procedures are Significant Inspection Conditions，and they can be found directly below the manual part， in left-to-right order. It lists the inspection procedures to be adopted such as magnetic particle， visual inspection， etc.， and refers to the working procedures of other documents， such as the NDT manual.

C. The inspection procedure is extended from left to right just below the section entitled "Significant Inspection Conditions". It lists the testing procedures to be used， such as eddy current， visual inspection， etc.， and includes working procedures such as nondestructive testing manual.

A. Paint in sealing compound twice the surfaces that have no cover;

B. Apply two layers of sealing compound on the surfaces that have no protection;

C. Brush the surfaces twice with sealant to protect them from damage;

A. 绝不在开车的时候接电话。

B. 绝不在开车的时候问问题。

C. 绝不在驾驶期间说话。

A. 系统中扩大声音调制电磁波来传送和/或接收空对空或空对地装置的信息的系统部分。

B. 系统中利用声音调制电磁波来传送和/或接收空对空或空对地装置的信息的系统部分。

C. 系统中利用音调制电磁光束来传送和/或接收空对空或空对地装置的信息的系统部分。

A. 液压油箱的更换将会需要分解。

B. 液压油箱的更换步骤将需要分解进行。

C. 更换液压油箱时的拆卸步骤可能会分解。

A. The intermediate pressure check valve prevents air from the fourth stage into the HP/IP manifold.

B. The intermediate pressure check valve prevents air from going into the fourth stage bleed air source.

C. The intermediate pressure check valve is interchangeable with the bleed valve.

A. Some chemicals can not be used if they are well kept.

B. Some chemicals must be well kept so that they can be used.

C. Some chemicals must be well kept as long as they can ben used.

A. 当发动机未安装时,拖飞机时必须平稳。

B. 当发动机未安装时,推飞机时必须缓慢。

C. 当发动机未安装时,顶升飞机时必须平缓。

A. 关闭流量控制和空调组件的关断活门。

B. 关闭空调组件的流量控制和关断活门。

C. 至于空调组件,关闭流量控制和关断活门。