During the APU operation, examine the oil temperature sensor for signs of oil leakage.

A. 使用一种润滑油，这种润滑油可以润滑松紧螺套。

B. 使用油壶润滑松紧螺套。

C. 使用油罐润滑锁扣。

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. Remove the damaged parts.

B. Replace the damaged parts.

C. Repair the damaged parts.

A. 应注意起落架和控制舵面锁定机构，最小转弯半径，前起落架最大牵引负载等注意事项和限制。

B. 起落架和控制舵面锁的使用、最小转弯半径、前起落架最大牵引负载等预防措施和限制信息应引起重视。

C. 应重视注意事项和限制信息，例如起落架和控制舵面锁的使用、最小转弯半径、前起落架最大推拖负载等。

A. Wait for the paint to dry completely before polishing it again.

B. Do not apply the second layer of paint if the first layer has dried thoroughly.

C. Let the first layer of paint dry fully before you apply the second layer.

A. The section of the engine which contains the sleeve, master and link rod assemblies, cams, cam drive gears, tappet guides, rollers, carriers, etc.

B. The section of the engine which contains the crankshaft, master and link rod assemblies, cams, cam drive gears, tappet guides, rollers, carriers, etc.

C. The section of the engine which contains the crankshaft, master and manifold assemblies, cams, cam drive gears, tappet guides, rollers, carriers, etc.

A. 较小的损坏可以不修理。

B. 更小的损坏不具备修理条件。

C. 一个稍小得损坏允许不带有修理方案。

A. 始终保持液晶显示器在最大亮度。

B. 在液晶显示器上，最大限度保持亮度是可控的。

C. 始终保持液晶显示器的亮度处于最小状态。

A. 对于飞机维修中的行为，法规中规定的要求很重要。

B. 了解法规的要求对于飞机维修来说非常重要。

C. 在飞机维修活动中，遵守法规是非常重要的。

A. Manufacturers would like to reserve and exercise the right to make reasonable judgments about the depth and scope of the contents of their publications.

B. Manufacturers are requested to reserve and exercise the right to judge contents of their publications of reasonable depth and scope.

C. Manufacturers are required to reserve the right of sound judgment on the contents of their publications by the bureau.