2347. 导航灯从暗亮位到明亮位。

A. 按照服务公告2243,所有开裂的接耳都有两个凸缘衬套安装在接耳孔中,或者在生产时解决直衬套与安定面配合U型槽失配的早期问题。

B. 根据服务公告2243或在生产中,所有出现裂纹的接耳都在接耳孔中安装了两个凸缘衬套,以消除直衬套移入到安定面的配合U型槽中的早期问题。

C. 根据服务通告2243,在生产过程中给所有出现裂纹的接耳孔中都安装了两个凸缘衬套,解决了之前直衬套游移到安定面配合U型槽的问题。

A. 检查厕所快速增压装置。

B. 检查厕所快速减压装置。

C. 检查厕所定期减压装置。

A. Make sure that hydraulic fluid does not bypass plugs.

B. Make sure that the hydraulic fluid does not pierce receptacles.

C. Make certain hydraulic fluid does not penetrate receptacles.

A. Before opening operation, check the appearance of the door slide warning pennant in the door window to make sure that the escape slide is not armed.

B. Before opening operation, check the availability of the door slide warning pennant in the door window to make sure that the escape slide is not extracted.

C. Before opening operation, check the appearance of the door slide warning indicator in the door window to make sure that the escape slide is not retracted.

A. The test will stop when the pressure is larger than 7000 kpA.

B. Stop the test if the pressure reaches 7000 pA.

C. Stop the test when the pressure is more than 7000 kpA.

A. The direction of fluid flowing through the axial turbine is almost perpendicular to the turbine shaft.

B. The direction of fluid flowing through the axial turbine is almost parallel to the turbine shaft.

C. The direction of fluid flowing through the axial turbine is almost parallel to the turbine wheel.

A. Tighten the threads, nuts, clips, or connectors to the correct torque.

B. Tighten the bolts, nuts, clamps, or connectors to the correct torque.

C. Tighten the bolts, spacers, clips, or connectors to the correct torque.

A. Do not exceed the speed limit while extending or retracting the Landing gears;

B. Do not extend or retract landing gear too fast;

C. Do not extend or retract landing gear above this speed;

A. 复位装置的操作方向相反

B. 向相反的方向操作复位装置

C. 操作复位装置的方向是反的

A. 不正确调整升降舵脚蹬上的止动螺栓可能导致损坏。

B. 不正确调整方向舵踏板的止动螺栓可能导致损坏。

C. 不正确调整方向舵脚蹬上的止动螺栓可能导致损伤。