That portion of the system is used to control moisture in the air, to control ozone concentrations, to filter radioactive debris from conditioned air, and to treat the air with deodorizers, insecticides, etc., as applicable.

A. If the passed or failed indication that shows on the MAT does not agree with the indication on the maintenance page, ignore the indication on the MAT.

B. If the pass or fail prompt displayed on MAT is inconsistency with the prompt on the maintenance page, please ignore the prompt on MAT.

C. Neglect the instruction on MAT, whether the passing or failure sign shown on the MAT or not.

A. Advisory circular must always be carried out on aircraft.

B. Advisory circular is the procedure that must be used when performing maintenance on an aircraft.

C. FAA provides advisory circular which is not always carried out on aircraft.

A. 因为轴的损坏，导致泵不运转。

B. 由于泵的设计问题，导致其停止运转。

C. 泵运转失常的原因在于叶轮的损坏。

A. 风挡出口是在机长和副驾的挡风口前面。

B. 风挡出口是在机长和副驾遮光板的前面。

C. 风挡出口是在机长和副驾操作板的前面。

A. 必须要注意不要损坏防火墙罩。

B. 小心损坏火墙盖子。

C. 核心必须要带走以不损坏防火墙罩。

A. CAP不改变或替代任何规定，而是作为飞机维修手册或服务信函的一部分。

B. 建立CAP的意图并不是要改变或取代适用的飞机维修手册或服务信函的任何部分。

C. CAP对任何不适用于飞机维修的手册或服务信函部分做更改或替代。

A. 以100％的推力运行发动机。

B. 以100％的动力起动发动机。

C. 以100％的功率运转发动机。

A. 测量跑道灯连接的电阻。

B. 校准跑道灯连接的电阻。

C. 复核跑道灯连接的电阻。

A. 如果阻止正确的部件过来（操作？），则出现凹痕是不被允许的。

B. 如果不正确地操作部件，则出现凹痕是不被允许的。

C. 如果不正确地操作部件，则出现划伤是不被允许的。

A. It is very difficult to determine the effects of corrosion but, as the reports from the CAP inspections are received, the inspection times will be adjusted for any severe problems.

B. It is not easy to decide the affection of corrosion, when the reports from the CAP inspections are received, the inspection duration will be changed for any serious problems.

C. It is very hard to make the decision of the corrosion effects but, if the reports from the CAP inspections are obtained, the inspection times will be arranged in accordance with the severest problem.