1558. Airworthiness Directive is procedure that must be used when performing maintenance on an aircraft

A. The Specification was produced with the purpose to add the cost to,and efforts of ,general aviation airplane owners and operators and maintenance personnel by standardizing the format and general content of Continuing Airworthiness Programs.

B. The purpose of the Specification is to minimize the cost and efforts general aviation airplane owners and operators and maintenance personnel by the way of standardizing the format and general content of Continuing Airworthiness Programs.

C. The Specification was developed with the objective of minimizing the cost to ,and efforts of ,general aviation airplane owners and operators and maintenance personnel by standardizing the format and general content of Continusing Airworthiness Programs.

A. The work must be completed according to the boss instructions.

B. The work must be done in compliance with the instructions in the Maintenance Manual.

C. The work must be done according to the Maintenance Manual ahead of time.

A. The anti-leakage valve prevents oil leakage when you disconnect the oil tube from the anti-leakage valve to the lubrication unit.

B. When you reconnect the oil tube from the anti-leakage valve to the lubrication unit, the anti-leakage valve stops oil leakage.

C. When you discharge the oil tube from the anti-leakage valve to the lubrication unit, the anti-leakage valve protects oil leakage.

A. 本段还应说明加上已建立的检查,其他检查也会被适航指南要求进行。

B. 除去已确定的检查,本段落还应解释适航管理所要求的其他检查。

C. 本段还应说明,除了既定的检查外,适航指令可能还要求进行其他检查。

A. 本文件中的任何零件没有出版商的许可不得复制

B. 本文件中有任何一个部分是没有得到出版商许可的

C. 未经过出版商书面许可,本文件任何部分不得以任何形式复制

A. 校准空速(CAS)在必要时使用,以符合认证机构的任何适用要求,因为飞行员飞行工作时也可以使用指示空速(IAS)。

B. 校准空速(CAS)仅在必要时使用,以符合权威机构的适用要求,因为飞行员飞行工作时同时使用指示空速(IAS)。

C. 校准空速(CAS)仅在必要时使用,以符合认证机构的任何适用要求,因为飞行员飞行工作时唯一使用指示空速(IAS)。

A. This compound can eliminate poisonous fumes.

B. This compound can release poisonous fumes.

C. This composite alloy can release poisonous fumes.

A. For the thermocouple leads are designed to provide a specific amount of resistance in the thermocouple circuit (usually very little). The amount of voltage produced by the identical metals when heated is measured in millivolts;

B. The amount of voltage produced by the approximate metals when heated is measured in millivolts. Therefore, thermocouple leads are designed to provide a specific amount of resistance in the thermocouple circuit (usually very little);

C. Because of thermocouple leads are designed to provide a specific amount of resistance in the thermocouple circuit (usually very little).The amount of voltage produced by the different metals when heated is measured in millivolts;

A. 在升降飞机时,要确保操作升降设备的人员接受过恰当的培训并具备相应的知识

B. 在对飞机进行平衡、顶升或放下时,确保人员接受过升降设备的培训并掌握相关技能

C. 当水平放置飞机或顶升飞机时,确保操作升降设备的人员学过培训知识

A. 应提供描述可能的故障、如何识别那些故障、以及那些故障的补救措施的排故信息

B. 排故信息包括了描述可能发生的故障,如何识别这些故障,以及那些故障的补救措施

C. 可能发生的故障描述、如何处理这些故障、以及这些故障的隔离行动,应该被提供