Measure the depth of the dent as shown in Figure 4.

A. Put the repair patch accurately on the damaged area.

B. Put the repair patch on the correct damaged area.

C. Correctly put the repair sealant on the damaged parts.

A. Each wire is comprised by an alphabetical code following 2 alpha digits and 2 numerical digits.

B. Each wire is identified by an alphanumerical code comprising 2 alpha digits followed by 2 numerical digits.

C. Each wire consists of an alphanumerical code following 2 alpha digits and 2 numerical digits.

A. Do not put too much force on the brush when cleaning the carpet which can be easily damaged.

B. To prevent damage to the carpet when you clean it, do not use too much force on the brush.

C. Using too much force on the brush when cleaning the carpet will cause damage to it.

A. 将气缸提升至上方位置后进行安装。

B. 将气缸的安装位置提升到上方。

C. 将气缸提升至其安装位置的上方。

A. 机身上有三个顶升点。

B. 机体上有三个基准点。

C. 机腹上有三个插孔。

A. 松开断路测试开关。

B. 复位短路测试开关。

C. 松开短路测试开关。

A. Move it lightly and make it through the hole

B. Move it slightly to make it aim at the hole

C. Move it gently to make it enter the hole

A. 关闭流量控制和空调组件的关断活门。

B. 关闭空调组件的流量控制和关断活门。

C. 至于空调组件，关闭流量控制和关断活门。

A. Retesting and reviewing test results are optional due to discrepancies in the fuel/water sample and the ability of the detection kits to continuously measure the level of microbial growth.

B. It is very important to do the test again and confirm test results because of differences in the fuel/water sample and the ability of the detection kits to continuously measure the level of microbial growth.

C. It is mandatory to retest and evaluate test results to make sure the differences in the fuel/water sample and the ability of the detection kits to witness the level of microbial growth.

A. 主要部件的制造商提供的维护、故障排除、检查和修理相关数据应遵守本规范的格式。但对于电源、总线系统、继电器、跳开关、开关以及特定飞机制造商和型号常用的其他部件，可视情在基本的机体维护手册中予以描述。

B. 预计主要部件的制造商将以本规范的格式提供维护、故障排除、检查和维修数据。然而，电源、总线系统、继电器、断路器、开关和其他特定品牌和型号的通用项目，将在基本机身维修手册中进行必要的显示和描述。

C. 主要部件的制造商应按本规范的格式提供维护、故障排除、检查和修理相关的资料。然而，电源、总线系统、继电器、跳开关、开关和其他一些常见的特殊构造和型号将在基本机身维护手册中显示和描述。