For General Aviation aircraft subsystem Section -10 and -20 can be combined.

A. 记录对蒙皮表面进行的所有修理。

B. 记录对蒙皮封严进行的所有修理。

C. 记录对蒙皮损伤进行的所有处理。

A. Install two mats, each 3.5 mm thick.

B. Install two spacers, each 3.5 mm thick.

C. Install two rings, each 3.5 mm thick.

A. 以下程序包含 IATA 关于标准飞机加油程序的指导材料中指定的信息。

B. 以下程序包含 IATA 关于标准飞机平面内加油程序的指导材料中指定的信息。

C. 以下程序包含 IATA 关于标准加油口加油程序的指导材料中指定的信息。

A. 在密封的零件表面涂抹磷酸酯基液压油。

B. 在接触封严的零件表面涂抹矿物液压油。

C. 在零件与封严相连接的地方涂抹液压油。

A. Programs shall be written in order of the reference number of each chapter and own proper primary and secondary theme headings. It is not necessary to begin a program from the ceiling of a new page.

B. Procedures shall be sorted in priority order of the reference number in each chapter. They have appropriate main and subordinate topic headings and the beginning do not need to exceed the top of a new page.

C. Procedures shall be prepared in reference number sequence within each chapter with proper major and minor subject heads, without the necessity of each procedure starting at the top of a new page.

A. The user of the schematic diagram is the pilot.

B. The captain must use the schematic diagram.

C. The principle scheme should be used by the co-pilot.

A. 涂抹两层保护性化合物，以防止液压油损坏密封胶。

B. 运用两层保护性化合物，以保护液压油对密封胶的损害。

C. 运用两层保护性成分，以防止密封胶对液压油造成损害。

A. 真空子系统是指用于产生、输送和调节高于大气压的空气的装置和部件，包括泵、调节器、管线等，该子系统还包括歧管。

B. 真空子系统是指用于产生、输送和调节低于大气压的空气的装置和部件，包括泵、调节器、管线等，但该子系统并不通过和包括歧管。

C. 真空子系统是指用于产生、输送和调节低于大气压的空气的组件和部件，包括泵、调节器、管线等以及总管和流经总管的部件。

A. In an emergency, you can use fuel F-43 as an alternative to fuels F-34 and F-40.

B. In an emergency, you can replace fuels F-43 with fuels F-34 and F-40.

C. In an emergency, fuel F-43 can be used as an alternate to fuels F-34 and F-40.

A. According to instrument error and compressibility effects, Outside Air Temperature is corrected.

B. Outside Air Temperature is set to avoid instrument error and compressibility effects.

C. Due to instrument error and compressibility effects, Outside Air Temperature is modified.