A. The units and components which store, regulate, and deliver oxygen to the passengers and crew include oxygen bottles, relief valves, shut-off valves, outlets, regulators, masks, etc.

B. The units and components which reserve, adjust, and transfer oxygen to the passengers and pilots include oxygen bottles, relief valves, shut-off valves, outlets, regulators, masks, etc.

C. The units and components to store, adjust, and transfer oxygen to the passengers and crew include oxygen bottles, release valves, shut-off valves, outlets, regulators, masks, etc.

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To calibrate the test set, refer to the manufacturer＇s instructions.

A. 参考制造商的指示说明来校准测试装置。

B. 参考运营商的说明来校准测试装置。

C. 要调节测试装置，请参考制造商手册。

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If the flap travel is not full, adjust the rods again.

A. 如果副翼行程未满，请再次调整桅杆。

B. 如果襟翼运转缓慢，再次调整传动杆。

C. 如果襟翼达不到全行程，再次调节连杆。

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这些密封剂的特性可以防止腐蚀。

A. The properties of these sealants prevent corrosion.

B. Corrosion frequently occurs due to the features of these sealants.

C. The properties of these sealants make themselves easily corroded.

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Gauges used to indicate lower pressures use a more flexible tube that uncoils and coils more readily.

A. 用于指示低压的压力计使用更灵活的管子，更容易展开和卷绕。

B. 用于指示较低压力的仪表使用更易弯曲的管子，线圈更易散开和缠绕。

C. 用于指示较低压力的压力表使用的软管更加柔软，可以随时解开和盘绕。

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Identify the disassembled parts with tags, this method will help you during the subsequent assembly procedures.

A. 用标签识别拆下的零件，此方法将有助于随后的装配过程。

B. 保存好拆下标签的零件，此方法将有助于随后的装配过程。

C. 用标签识别拆下的零件，此方法将有助于子部件的安装。

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When you replace a word, always make sure that the alternative you select does not change the meaning of the sentence.

A. 当你选用一个词时，一定要确保你选择的变换时态不会改变句子的意思。

B. 当你替换一个词时，一定要确保你选择的非传统词汇不会改变句子的平均句长。

C. 当你替换一个词时，一定要确保你选择的替代词不会改变句子的意思。

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运营人有责任确保所有适航指令得到遵守，并在需要时按照联邦航空法规对飞机进行操作、勤务和维修。

A. The airline operator is irresponsible for ensuring that all airworthiness instructions are complied with and that the handling, servicing and maintenance of the airplane is done when required and according to the Federal Aviation Regularities.

B. The operator is responsible for ensuring that all airworthiness directives are observed and that the handling, servicing and maintenance of the airplane is done when required and in accordance with the Federal Aviation Regulations.

C. The operator has the duty ensuring that all airworthiness directives are compiled with and that the handling, servicing and maintenance of the airplane is performed when needed and in accordance with the Feudal Aviation Regulations.

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In the description of the airplane＇s Doors, Windows and Exits, precise instructions for using emergency exits shall be given.

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。

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应包括专用工具、设备和材料。

A. Shall include dedicated tools, items and materials.

B. Common tools, equipment and materials shall include.

C. Special tools, equipment and materials shall be included.

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