A、 The inlet door actuator is installed aft of the rear pressure bulkhead on the inner side of the air inlet door.
B、 The air inlet actuator is mounted on the side of the pressure bulkhead behind the intake valve.
C、 The air release actuator is located on top of the pressure bulkhead inside the intake valve.
答案：A
A、 The inlet door actuator is installed aft of the rear pressure bulkhead on the inner side of the air inlet door.
B、 The air inlet actuator is mounted on the side of the pressure bulkhead behind the intake valve.
C、 The air release actuator is located on top of the pressure bulkhead inside the intake valve.
答案：A
A. 描述飞机的门、窗和出口时，应精确描述有关应急出口使用的。
B. 描述飞机舱门、窗和出口时，应给出使用救援通道的准确说明。
C. 描述飞机舱门、窗和出口时，应准确指导使用应急门。
A. Make sure that you quarantine the removed insulation material.
B. Make sure that you recycle the removed insulation material.
C. Make sure that you quarantine the removed composite material.
A. 写作规则包括语法和文体观点。字典给出了撰写人可以使用的一般词汇。
B. 写作规则包括语法和文体方面。字典给出了撰写人可以使用的一般词汇。
C. 写作规则包括语法和文体细则。字典给出了撰写人可以使用的全体词汇。
A. 使用清洁剂ARDR0X6025或替代物。
B. 使用清洁剂ARDR0X6025或等效物。
C. 使用清洁剂ARDR0X6025或同等重量的物品。
A. 通风系统使飞机产生不同的压力从而将废气排出。
B. 飞机利用通风系统将空气排出机外。
C. 通风系统利用压差将空气排出飞机。
A. The lower seal is invisible prior to switching the lower bearing on.
B. The lower seal becomes visible when you push the lower bearing up.
C. The lower seal comes into view when you pull the lower bearing down.
A. It is important that the correct sequence of assembly is used when doing a repair, this will make sure that all parts are correctly aligned.
B. It is important to assemble the parts in a correct order during a repair which makes sure all parts correctly aligned.
C. When doing a repair, the correct sequence of assembly is important, which will make sure that all parts are correctly engaged.
A. 探头的颜色变为绿色。
B. 指示器的颜色变为绿色。
C. 显示器的颜色变为绿色。
A. 根据相应的主题，涉及到门为主结构的扶梯。包括结构件、驱动机构和操纵装置、扶手等项目。
B. 主要结构为舱门的登机梯应被归入适当的主题中，包括结构件、作动机构和控制器和扶手等。
C. 以门为主要结构的楼梯应在相应主题下讨论，包括结构件、驱动机制、控制、扶手等问题。
A. 确保着陆时切断灯的开关电源连接。
B. 确保着陆灯断开电门的电连接是安全的。
C. 确保着陆灯安全切断了开关电源连接。
