2245.In the description of the airplane's Electrical System,circuit protection shall be explained.

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

B. Prohibit not to get acid on your skin.

C. Be careful not to get alcohol on your skin.

A. Loosen the cross nuts [10] on reducer [7] and standby valve [8] on each end of air pressure filter assembly [1].

B. Loosen the swivel nuts [10] on reducer [7] and bypass valve [8] on each end of air pressure filter assembly [1].

C. Loosen the cotter nuts [10] on reducer [7] and bypass valve [8] on each end of air pressure filter assembly [1].

A. If the filters become clogged after an unusually short time,send them to the laboratory for analysis of the contamination.

B. When the filters become clogged in an abnormal short time,send them to the library to analyze the contamination.

C. When the filters become blocked unconventionally after a very short time ,send them to the lab for calculation of the contamination.

A. 如果包含所有技术数据,则标题应为飞机维修手册。

B. 标题应为飞机维修手册,则所有数据包含在其中。

C. 飞机维修手册的标题应该包含所有技术数据。

A. This program is not available at present.

B. This procedure is not applicable at this time.

C. This program is not reasonable now.

A. Landing gear position has no effect on stall speeds.

B. The position of the landing gear doesn't influence the surging speed.

C. The idle speed is not effected by the landing gear position.

A. 操作调光开关,确保光线的强度发生变化。

B. 操作旋转式开关,确保灯光发生变化。

C. 已调节明暗开关,灯光的亮度发生了变化。

A. 转弯协调器感知并指示横滚和偏航的速度。转弯协调器中陀螺的转子向上倾斜 30°。此时,它不仅响应纵轴上的运动,而且响应立轴上的滚动运动。

B. 转弯倾斜器感知并指示横滚和偏航率。转弯倾斜器中陀螺的转子向上倾斜 30°。此时,它不仅响应立轴上的运动,而且响应纵轴上的滚动运动。

C. 转弯协调器感知并指示横滚和偏航率。转弯协调器中陀螺的转子向上倾斜 30 度。因此它不仅响应立轴上的运动,而且响应纵轴上的滚动运动。

D. C.转弯协调器感知并指示横滚和偏航率。转弯协调器中陀螺的转子向上倾斜 30 度。因此它不仅响应立轴上的运动,而且响应纵轴上的滚动运动。

A. 安装指示器时将其向后方倾斜。

B. 为了安装指示器,应将其向后移动。

C. 安装指示器时将其向前移动。

A. 副翼回到中立位后,确保它们与襟翼齐平。

B. 副翼回到初始位后,确保它们与缝翼垂直。

C. 襟翼移动到中立位后,确保它们与缝翼齐平。