Utilizing an airplane as intended by the manufacturer, combined with sound inspection and maintenance practices , forms the basis for assuring the airplane remains airworthy and safe to operate.

A. 当前货舱加热活门关闭时设备冷却通气活门打开。

B. 当前货舱热活门关闭时设备冷却端活门打开。

C. 当前客舱加热活门关闭时设备冷却控制活门打开。

A. 连接可以连接的导线。

B. 把断开的导线重新断开。

C. 连接断开的导线。

A. 燃油从HMU流向燃油流量传感器。

B. 燃油流经HMU和燃油流量传感器。

C. 从燃油流量传感器出来的燃油流到HMU。

A. 燃油配送装置指系统中将燃油输送给发动机和从发动机输回燃油的部分。

B. 燃油配送装置指系统中将燃油输送给发动机的部分。

C. 滑油分配系统指系统中将滑油输送给发动机和从发动机回油的部分。

A. When describing the airplane＇s Landing Gear, how its indication system functions shall be explained.

B. When describing the airplane＇s Landing Gear, how its emergency response system functions shall be explained.

C. In the description of the airplane＇s Landing Gear, how its warning system functions shall be explained.

A. 如果这个部件应该纳入CAP，那么使用最终数据做出判断。

B. 公司应利用现有数据判断该部件是否与CAP相关联。

C. 已用所得数据来确定是否应将该部件纳入CAP。

A. 保留部分未达到满意粘合度的密封。

B. 丢弃所有粘合效果达标的密封件。

C. 丢弃所有黏合不好的密封件。

A. Lubricate the engine and its accessories with the same brand.

B. Lubricants for the engine and the auxiliary equipment are the same.

C. The engine and the additional devices are greased in a same manner.

A. The total quantity of fuel in the center tank is 5000 lb.

B. The Total Fuel Quantity of the main tank is 5000 pounds.

C. The total fuel consumption from the center tank is 5000 pounds.

A. As necessary, use the applicable SAFETY BARRIERS, classified by the operator＇s instructions and your local regulations. These communications are subjected to atmospheric interference and difficult to understand.

B. Use the applicable SAFETY BARRIERS, specified by the operator＇s instructions and your local regulations if necessary. These communications are affected by the atmosphere and difficult to understand.

C. Use the applicable SAFETY BARRIERS, classified by the operator＇s instructions and your local regulations if necessary. These communications are subjected to atmospheric interference and difficult to understand.