2961.如需更改维修方案,应获得设计部门的批准。

A. After wash aircraft,all 3 landing gears were found un-lubricated.

B. After aircraft wash,all 3 landing gears were found un-lubricated.

C. After aircraft clean,all 3 landing gears was found un-lubricated.

A. Keep all the parts that are serviceable and discard those that are broken.

B. Retain the parts that are functional and discard those that are of poor condition.

C. Keep all the parts that are operational and drop those that are contaminated.

A. Do not exceed this dimension or Mach in any operation.

B. Do not exceed the regulated flight speed or Mach Number in any operation.

C. Do not exceed this speed or Mach Number in any operation.

A. Exhale into the oxygen mask.

B. Breathe into the oxygen mask.

C. Breathe into the gas mask.

A. You can calibrate all the compass systems at the same time.

B. You can fix all the compass systems at the same time.

C. You can calibrate all the magnetic needle systems at the same time.

A. Get approval for all modifications from the design authority.

B. The design department is irresponsible for approving the changes.

C. The arrangement has to be approved by the design department.

A. 出于标记的简单性,这些调整片分隔器应该被放大。

B. 为便于参阅,这些隔页签应交错排列。

C. 为引用方便,这些调整片分配器应该被储存好。

A. Make sure you press the switch when you hear the boarding music.

B. Make sure you press the switch after you hear the boarding music.

C. Make sure that you hear the boarding music after you push the button.

A. 将备件送到修理厂。

B. 将零件送至大修商店。

C. 将部件送到大修车间。

A. 将温度计调到摄氏温标。

B. 将温度计校准到华氏温标。

C. 调整摄氏温标的温度计。