当拉动下部轴承时，可以看到下部的封圈。

A. The damper prevents abnormal movement of the control.

B. The control is protected from unusual movements by the damper.

C. The damper prevents sudden movement of the control.

A. 给组件涂上正确的颜色。

B. 用合适的颜色识别组件。

C. 对配件进行颜色编码。

A. 燃油泄漏会导致发动机受损。

B. 发动机性能与燃油泄漏无关。

C. 燃油渗漏会降低发动机性能。

A. The IDG drives a constant-speed unit and an oil cooled generator.

B. The IDG includes a variable-speed drive and an fuel cooled generator.

C. The IDG consists of a constant-speed drive and an oil cooled generator.

A. The release of high temperature wing anti-ice air will cause injury to persons.

B. The opening of high pressure wing anti-ice air will cause injury to persons.

C. Injury to persons can be caused by releasing the hot anti-ice liquid.

A. 所有在此区域人员必须使用护目镜。

B. 所有在此区域人员必须使用防护服。

C. 所有在此区域人员必须使用呼吸设备。

A. In the case of damage to the brackets, continue the procedure.

B. In the absence of damage to the brackets, continue the procedure.

C. In the condition of damage to the brackets, continue the procedure.

A. 在充气活门上的防尘螺帽被拆下来了，这样新鲜的空气源才能被连接到气门杆和螺套上，以打开充气阀门。

B. 在充气阀门上的可调节螺帽被拆除了，这样新鲜的空气源才能被连接到气门杆和螺套上，以打开充气阀门。

C. 充气阀门上的防尘帽被拆除，外接气源连接到阀门杆，旋转螺母被旋开以打开充气阀门。

A. The anti-leakage valve prevents oil leakage when you disconnect the oil tube from the anti-leakage valve to the lubrication unit.

B. When you reconnect the oil tube from the anti-leakage valve to the lubrication unit, the anti-leakage valve stops oil leakage.

C. When you discharge the oil tube from the anti-leakage valve to the lubrication unit, the anti-leakage valve protects oil leakage.

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.