When you apply hydraulic pressure, make sure that the lever does not touch the stop (1).

A. The autothrust system is in but not in operation.

B. The autothrust system is on but not in operation.

C. The autothrust system is out but not in operation.

A. 护目镜的功能是避免灼伤眼睛。

B. 戴上护目镜以防止伤害眼睛。

C. 放在护目镜上以避免灼伤眼睛。

A. When the crossfeed system is open, it is possible for one fuel pump to supply fuel to the two engines.

B. When the supplying system is open, it is possible for one fuel pump to supply fuel to the two engines.

C. One fuel pump can supply fuel to two engines,as the supplying system is open.

A. 安装后不需向起动机添加滑油。但是必须提供一个新的起动机以及少量的滑油。参考飞机维护手册第12章的第二部分关于油量的要求和程序。

B. 安装后无需向起动机添加滑油。但是你必须提供一个含有少量滑油的新的起动机。参考飞机维护手册第二部分第12章关于油量的要求和程序。

C. 安装后无需给起动机加滑油。但是必须给新的起动机加入少量滑油。油量要求和程序参考飞机维护手册第二部分第12章。

A. In the case of damage to the brackets, continue the procedure.

B. In the absence of damage to the brackets, continue the procedure.

C. In the condition of damage to the brackets, continue the procedure.

A. Make sure the cabin pressure relief valve is open.

B. Make sure the cabin pressure outflow valve is open.

C. Make sure the cabin pressure bypass valve is open.

A. When you access to the rear fuselage through the access panel.

B. When you get to the aft aircraft body through the control panel.

C. As you reach to the aft part of the aircraft by the visit door.

A. 字母数字索引的主题应包含在简介中，作为定位所需电路的辅助手段。

B. 简介中应包含按主题排列的字母索引，以帮助定位所需的电路。

C. 简介中应包含数字索引的主题，以帮助确定所需的电路。

A. Do the weighing procedure in this sequence.

B. In this order to perform the swapping procedure.

C. In this sequence to do the analysis procedure.

A. It includes items such as audio selector control panel, microphones, head­ phones, cockpit loud speakers, etc.

B. It includes items such as automatic selector control panel, interphones, head­ phones, cockpit loud speakers, etc.

C. It includes items such as audio selector control panel, microphones, head­ phones, cockpit speakers, etc.