2508.发动机系统中包含螺旋桨轴和减速器的部分。

A. The air conditioning cooling system supplies cooled air to the cabin.Includes items such as the cooling unit,indicating systems related to the cooler operation,etc.

B. The air conditioning cooling system supplies cold air to the passenger cabin.Includes items such as the cooling unit,indicating systems related to the cooler operation,etc.

C. The air conditioning cooling system supplies cooled air to the passenger cabin.Includes items such as the cooling pack,indicating systems related to the cooler operation,etc.

A. Additional information may follow the check list to make the check list easier for the pilots to understand it.

B. The additional information should be followed by the pilots to make better understanding the check list.

C. The additional information is followed the check list,to make the pilots better understanding the check list the pilots should read it in sequence.

A. 文本说明和有关例句构成了每个规则。

B. 每项规则都附有文字解释和相应事例。

C. 每条规则包括解释性的文本和相关的例子。

A. Basic control and operation information describing how the airplane components are controlled and how they operate,including any special procedures,and limitations that apply.

B. Basic control and operation information describing how the airplane components are controlled and operated,including any special procedures,and limitations that apply.

C. Basic control and operation information describing how the airplane components control and operate,including any special procedures and limitations that apply.

A. 来自压气机的空气与来自燃油喷嘴的燃油在燃烧室混合。

B. 从压气机出来的空气和燃油在燃烧室混合。

C. 从压气机出来的空气和从燃油喷嘴出来的燃油在燃烧室燃烧。

A. 对于利用空气作为防冰介质的涡轮类动力装置,发动机防冰功能包含在空气系统中。

B. 因为涡轮类型动力组合使用气体作为防止积冰的渠道,发动机防积冰设备被储存在空气系统下。

C. 因为涡轮动力装置将空气用来防止积冰,发动机防冰包含在通风系统中。

A. 确保静压管没有堵塞。

B. 确保皮托管没有堵塞。

C. 确保排气管没有渗漏。

A. Clamps should be spaced at intervals not exceeding 24 inches.Clamps on wire bundles should be selected so that they have a snug fit without pinching wires.

B. Pins should be spaced at intervals not exceeding 24 inches.Pins on harness should be selected so that they have a snug fit without pinching wires.

C. Pins should be spaced at intervals not exceeding 24 inches.Pins on harness should be selected so that they have a snug fit without scratching wires.

A. Be careful not to get acid on your skin.

B. Do not get acid on your skin.

C. You must be careful to get acid on your skin.

A. 这是一个计划中的维修工作,看是否电池充电, 并且完整的备用飞行显示仪的电池组件是可操作的。

B. 这个维修任务计划是要检查如果电池充好电,内部备用飞行显示仪的电池组件是否是可操作的。

C. 此定期维护任务是检测综合备用飞行显示仪的电池充电器和电池组件是否工作。

D. C.此定期维护任务是检测综合备用飞行显示仪的电池充电器和电池组件是否工作。