Lubricate the seal before its installation.

A. 不要用手辅助低压压气机的运动。如果这样做，低压压气机可能会导致人身伤害并损坏设备。

B. 不要用手阻止低压压气机的运动。如果这样做，低压压气机可能会导致人身伤害并损坏设备。

C. 不要用手移动低压压气机。如果这样做，低压压气机可能会导致人身伤害并损坏设备。

A. Structural fasteners are not included in the normal maintenance items, they are provided separately in the maintenance information.

B. Structural fasteners do not belong to normal maintenance items, so the maintenance information does not include this part of the content.

C. Some structural fasteners can be repaired during normal maintenance, so the maintenance information includes the corresponding content.

A. Install the point tags on the negative overheat thermocouple of the turbine.

B. Install the terminal tags on the forward overheat thermocouple of the turbine.

C. Install the port tags on the rearward overheat thermocouple of the turbine.

A. All essential or alternating equipment installed on a particular plane when provided shall be in the equipment list.

B. The equipment list shall include all necessary or alternative equipment installed on a particular aircraft when delayed.

C. The equipment list shall contain all required or optional equipment installed in the particular airplane when delivered.

A. Detach the connection of the valve in the direction opposite to the flow.

B. Detach the connection of the upstream valve.

C. Detach the connection of the valve in the direction identical to the flow.

A. 本制度不会取代CAP中未包括事项的常规沟通渠道。

B. 本系统无法超越CAP涵盖的常规沟通渠道。

C. 未包括在CAP中的常规沟通渠道不能代替本制度。

A. 用一块棉布把窗玻璃擦亮。

B. 用一块软布把窗玻璃擦干净。

C. 用一块软布把窗玻璃擦亮。

A. Warning is an operating procedure, inspection , repair or maintenance practice , which if not correctly followed, could result in personal injury , or loss of life.

B. You should obey the warning in an operation procedure, check, repair or maintenance practice, otherwise person injury or death will happen.

C. Warning in an operation procedure, inspection , repair or maintenance practice should be followed seriously, whereas may involve in personal injury , or loss of life .

A. Take the oxygen mask in a hurry to start the flow of oxygen.

B. Pull the oxygen mask with a sudden movement to start the flow of oxygen.

C. Pull the oxygen mask in a must to start the flow of oxygen.

A. Present the examples, associated conditions and technique on the possible page of the chart and use the page including the chart to concise the necessary information if the space is insufficient.

B. Present the chart, examples, associated conditions and technique on the same page if possible and use the page facing the chart if the space is insufficient for the necessary information.

C. Try to place the examples, associated conditions and technique on the same page as the chart if possible and use another page including the chart to describe the necessary information when the space is not sufficient.