Remove the pin before you turn the pulley.

词典不包括技术动词，因为它们太多了。

A. The dictionary does not include verbs sorted by trades because there are too many.

B. The dictionary excludes majors because there are too many verbs.

C. The dictionary does not include technical verbs because there are too many.

Fault isolation manual provides the information used to identify, locate and correct any fault that might occur on the airplane.

A. 故障隔离手册提供信息用于识别，定位和修正任何故障,并需要放在飞机上。

B. 故障隔离手册提供用于识别的信息来定位和纠正可能在飞机上发生的任何故障的信息。

C. 故障隔离手册提供用于识别、定位和纠正可能在飞机上发生的任何故障的信息。

用柔软的干布快速摩擦表面。

A. Vigorously scrub the surface with a rough, dry cloth.

B. Polish the surface with a soft, damp cloth.

C. Rub the surface quickly with a soft, dry cloth.

Under the title "Emergency" in Chapter 25 are those items of equipment carried for use in emergency procedures. Includes items such as evacuation equipment, life rafts and jackets, first aid kit, landing and signal flares, evacuation signaling systems, etc., if furnished as manufacturer-designated standard equipment. Does not include fire extinguishers, oxygen equipment or masks.

A. 25章”应急设备“标题写的是应急程序中要求携带的设备。如果疏散设备、救生筏和救生艇、急救箱、着陆照明灯和信号灯、疏散信号系统等物品是制造商指定的标准设备，则它们属于这类设备。但灭火器、氧气设备或氧气面罩不属于应急设备。

B. 25章”应急设备“标题写的是应急程序中要求携带的设备。如果作为制造商指定的标准设备而提供,则包括疏散设备、救生筏和救生艇、急救箱、着陆灯和信号灯、疏散信号系统等物品。不包括灭火器、氧气设备或口罩。

C. 25章”应急设备“标题写的是应急程序中要求携带的设备。如果疏散设备、救生筏和救生衣、急救箱、着陆照明弹和信号弹、疏散信号系统等物品是制造商指定的标准设备，则上述设备也属于应急设备。但灭火器、氧气设备或氧气面罩不属于应急设备。

Distribution system includes items such as ducts, valves, actuators, heat exchangers, controls, etc. Does not include the supply valves to the using systems.

A. 配电系统包括通风沟、阀门、滑轨、热交换器、操纵装置等项目。不包括使用系统的供应阀。

B. 分配系统包括管道、阀门、作动筒、热交换器、控制器等。不包括输往用户系统的供应阀。

C. 分布系统包括排风管道、阀门、制动弹簧、热交换器、控制器等项目。不包括使用系统的供应阀。

Adhere to the safety instructions.

A. 粘贴安全指示。

B. 遵守安全说明。

C. 违背安全说明。

Wherever the CAP is directed to a specific part or component, it is implied that the inspection will include observation and evaluation of the surrounding area of parts and equipment. Any maintenance anomaly would subsequently be brought to the attention of both the owner and maintenance personnel. Any anomaly should be reported to ABC, through the Condition Reporting System, so that additions and/or revisions can be made to the CAP where deemed necessary.

A. 当CAP针对某特定零件或部件时，相应的检查要求将包括对周围区域零部件和设备的观察和评估。任何维修异常应及时汇报给运营人和维修人员。将发现的任何异常情况通过“情况报告系统”向ABC公司报告，以便在必要时对CAP进行增补和/或修改。

B. 凡是CAP针对特定的零件或部件的地方，都意味着检查将包括对零件和设备的周围区域的观察和评估。任何维修方面的异常情况随后都会引起业主和维修人员的注意。任何异常情况都应通过状态报告系统报告给ABC，以便在认为必要时对CAP进行补充和/或修订。

C. 如果CAP针对特定零件或组件，则意味着检查将包括对零件和设备周围区域的观察和评估。任何维护异常情况随后都会引起业主和维护人员的注意。任何异常情况都应通过条件报告系统报告给ABC，以便在必要时对CAP进行添加和/或修订。

Depressurize the hydraulic system.

A. 给液压系统增压。

B. 给液压系统释压。

C. 给燃油系统释压。

在某些涡轮螺旋桨驱动的飞机上，状态杆是发动机启动和停车的主要控制装置。在其它类型的飞机上，状态杆主要用来控制设置发动机和螺旋桨速度。

A. On some turbopropeller powered airplanes, the condition lever is the primary control for starting and stopping the engine. On others, it is the primary control used to set engine and propeller speed.

B. On some piston powered airplanes, the condition lever is the secondary control for starting and shutting the engine. On others, it is the secondary control used to set engine and piston speed.

C. On some turbopropeller powered airplanes, the status lever is the secondary control for starting and shutting the engine. On others, it is the secondary control used to set engine and propeller speed.

Add the necessary quantity of oil.

A. 放出适量燃油。

B. 注入大量的滑油。

C. 加入所需量的滑油。