2776. The purpose of the spoilers is to disturb the smooth airflow across the top of the airfoil thereby creating an increased amount of drag and a decreased amount of lift on that airfoil

A. You can adjust the volume control.

B. You can adjust the value control.

C. You can override the voice control.

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. Among the offices under the Associate Administrator is the Aircraft Certification Service, which has the responsibility for overseeing the Aircraft Certification Directorate, and the is Washington Headquarters operations related design, production, and airworthiness certification.

B. Aircraft Certification Directorate which is one of the offices under the Associate Administrator is responsible for overseeing the Aircraft Certification Directorate, and the Washington Headquarters operations related to design production, and airworthiness certification.

C. Overseeing the Aircraft Certification Directorate, and the Washington Headquarters operations related to design, production, and approval is the duty of Aircraft Certification Service that is among the offices under the Associate Administrator.

A. 打开并连接单向活门。

B. 打开并连接旁通活门。

C. 打开并连接通气活门。

A. Use a vertical line along the outside of the page to mark changes, additions, and deletions. Underline only the parts that was changed. Changes to the illustration are also identified with a vertical line to the left of the changed content. Every change should be dated.

B. Use a vertical line along the outside of the page to mark alterations, additions and deletions. Only changes are marked by a vertical line. Use a vertical line in the left margin of the illustration to indicate the changes. Every page should be dated for revision.

C. A vertical line along the outside of the page indicates that the content has been changed, added, and removed. Mark special parts that have been changed. Changes to the illustration can be indicated directly with a vertical line to the left of the content. Every date should be updated.

A. The bolts for attaching the transmission housing to the engine should be removed.

B. Remove the bolts and attach the transmission housing to the engine.

C. Remove the bolts that attach the transmission housing, then move it to the engine.

A. The isolation blanket has a waterproof layer that is installed in a brick configuration to prevent leakage of condensed water into the carriage.

B. The insulation blankets have a waterproof layer and are installed in a tiled configuration to prevent leakage of condensed water into the compartment.

C. The insulating blankets have a watertight layer which is mounted in a shingled configuration to protect leakage of water condensation into the compartment.

D.

E.

F.

G.

H.

I.

J.

A. When autopilot is disconnected, it also turns off the A/P red flashing warning light on the ASAs.

B. The driving is disconnected, the warning module issues an alarm and the A/P light flashes at the same time.

C. When autopilot is disconnected, the warning module issues an alarm and the A/P light flashes.

A. All auxiliaries or additional equipment which is to be installed in the particular airplane shall be excluded in the equipment list when delivered.

B. When delivering an airplane, make sure the equipment in it lists all mandatory or auxiliary items.

C. When a particular airplane is delivered, all required or optional equipment installed in it shall be contained in the equipment list.

A. 检查雷达罩是否腐蚀、分层、核心损伤。

B. 检查雷达罩是否腐蚀、凹陷、核心损伤。

C. 检查雷达罩是否腐蚀、分层、击伤。