In the description of the airplane＇s Hydraulic System, the primary and auxiliary systems shall be described.

A. Do not omit articles to make the sentence shorter, because this can cause ambiguity.

B. Do not make the sentence shorter to omit articles, because this can cause ambiguity.

C. Do not omit articles to avoid ambiguity, because this can make the sentence shorter.

A. “紧急情况”却几乎总是出现某个故障需要立即处理，例如全部动力装置故障、火灾或烟雾或客舱快速释压。

B. 然而，“紧急情况”几乎总是涉及需要立即快速响应的失效，如一发完全失效、机上失火或冒烟或客舱快速释压。

C. 而“紧急情况”总是包括某种故障需要快速应对，比如动力装置完全失效，火灾或烟雾或者快速客舱失压。

A. 从安装位置向上提起气瓶。

B. 向上提起做动筒到安装位置。

C. 提起并安装气缸到位。

A. It is necessary to define symbols, abbreviations and terminology for the clear understanding of the information presented in various sections of the Handbook.

B. Define signatures, short words and jargon necessary for understanding clearly of the information contained in every section of the Handbook.

C. It is important to define signs, acronyms and nomenclature for the understanding of the information provided in these sections of the Handbook.

A. 26章题目是防火系统，写的是固定和便携式的用来探测和指示飞机内的火焰或烟雾，存储和向所有受保护区域分配灭火剂的装置和部件。如果灭火瓶、活门、管子等属于制造商指定的标准设备，则它们也包含在这章中。

B. 26章题目是防火系统，写的是固定和便携式的的装置和部件，用来探测和指示飞机内的火焰或烟雾，存储和分配灭火剂到所有受保护区域，如灭火瓶、活门、管子等，如果其属于制造商指定的标准设备。

C. 26章题目是防火系统，写的是固定和便携式的用来探测和指示飞机内的火焰或烟雾，存储和向所有受保护区域喷洒灭火剂的装置和部件。如果灭火瓶、活门、管子等属于制造商设计的标准设备，则它们也包含在这章中。

A. 仔细评估损伤区域。

B. 仔细测量损伤区域。

C. 仔细评估磨损区域。

A. Each item of Airplane Performance shall include a statement of significant conditions associated with the data.

B. Each significant item in Airplane Performance should include conditions and instructions related to the data.

C. Each important aspect of Airplane Performance is the conditions and specifications associated with the data.

A. The factory＇s policy of providing consulting remains unchanged.

B. The factory has been maintaining technical and component support within the policy scope.

C. The factory＇s policy on providing technical and component support has changed from the past.

A. 小心修理损伤的零件。

B. 小心易损伤的零件。

C. 对于损伤的零件要小心。

A. 确保座舱温度保持恒定。

B. 确保座舱压力保持不变。

C. 确保座舱湿度保持稳定。