634. If you install the upper drag strut incorrectly, it will hit the lower drag strut during retraction

A. Do not taxi where there is dirt.

B. Do not tow in areas where there is slush.

C. Do not land in locations where there is slush

A. 在此位置,加油口盖的手柄可能会意外移动到其垂直(解锁)位置。

B. 在此位置,加油口盖的手柄可能会突然移动到其水平(解锁) 位置。

C. 在此位置,加油口盖的手柄可能会瞬间移动到其垂直(解锁)位置。

A. The factory＇s policy of providing consulting remains unchanged.

B. The factory has been maintaining technical and component support within the policy scope.

C. The factory＇s policy on providing technical and component support has change from the past.

A. 从冷冻室里取出来之后,铆钉必须在15分钟以内完成装配

B. 从冷冻室里取出来之后,铆钉必须放置15分钟以后才能装配

C. 从冷冻室里取出来15分钟之内不可以装配

A. For release with the ground preconditioned air connection single valve inoperative in the open position, do these steps.

B. For dispatch with the ground preconditioned air connection check valve inoperative in the open position, do these steps.

C. For release with the ground recondition ed air connection check valve inoperative in the open position, do these steps.

A. 组件延伸至壳体,安装并连接在通信控制组件上。

B. 组件延伸至壳体组件,并与伸缩控制组件相连。

C. 组件延伸至壳体组件,并与通讯控制组件相连。

A. Since airplanes usually have long service lives, their flights are surly safe.

B. It is mandatory to ensure the flight safety for the long lives of airplanes.

C. Despite the long lives of airplanes, their flight safety cannot be assured.

A. The valve flaps have a shape of half-round

B. The valve flaps have a shape of half-ring

C. The valve flaps have a shape of half-circle

A. 在伸缩管和缝翼输送管的开口端盖上堵盖。

B. 在伸缩管和缝翼输送管的末端打开堵盖。

C. 在防冰管和缝翼输送管的末端打开堵盖。

A. If you change this repair procedure, get approval of the Design Authority.

B. Any alteration to this repair procedure must get verbal approval of the Design Authority.

C. The Design Authority is responsible for approving and changing the repair procedure.