2988. 如果发现腐蚀,用指定的材料去除。

A. 允许那些系统被分解成子系统的第三部门。

B. 那些允许系统分为子系统的第三级部门。

C. 允许一个系统被分解成子系统的第三部门。

A. Paper and wood belong to the combustible materials of Class B fire.

B. Electrical equipment and magnesium belong to the combustible materials of Class B fire.

C. Hydraulic fluid, oil and fuel belong to the combustible materials of Class B fire.

A. The SMYD 1 will limit rudder movement when flaps are up if trailing edge flaps receive data; from up limit switch of SMYD 1 during yaw damping.

B. The SMYD 1 will limit rudder movement after receiving date from up limit switch of trailing edge flaps during yaw damping when flaps are up.

C. The SMYD 1 will limit yaw camping to reduce rudder movement when flaps are up if trailing edge flaps receive data from up limit switch of SMYD 1.

A. remove the safety strips and tags after troubleshooting

B. remove the safety clips and tags after troubleshooting

C. remove the safety clips and tags before troubleshooting

A. Spread a thin layer of sealing compound with a brush on the surface of the bare metal.

B. Spray a thin layer of sealing compound on the metal sheet.

C. Apply a thin layer of sealant on the bare metal.

A. 这类技术名词仅适用于描述性内容,如一般信息、系统综述和操作文本以及服务公告的综述部分。

B. 这类技术形容词仅适用于描述性文本如一般信息系统描述和操作文本以及服务协会的描述部分。

C. 这类技术动词仅适用于描述性内容,如概述信息、系统描述和操作步骤以及服务通告的描述部分。

A. Find the source of the fuel leakage.

B. Find the beginning of the fuel leak.

C. Find the beginning of the fuel leakage.

A. 驾驶舱从左侧空调组件获得空调空气,并在总管里混合。

B. 驾驶舱从左侧空调组件和混气总管获得空调空气。

C. 驾驶舱从左侧空调组件和混合总管获得增压空气。

A. Ground service bus has no power, but the external power can be supplied.

B. Ground service bus is not energized with external power.

C. Ground service bus is power off when external power is supplied.

A. 维修手册中准备某些章节的技术数据需要机身制造商和各种其它部件制造商之间的共同贡献和密切协作。

B. 编写维修手册某些章节的技术资料时,需要机身制造商和各种其他部件制造商之间的共同协作。

C. 机身制造商和各种其他部件制造商可以共同协作以完成维修手册,一些章节的技术参数的编写工作。