656. When you select terminology or wording, always use a consistent style

A. That portion of the system used to address and entertain the passengers. Includes items such as amplifiers, speakers, handsets, reproducers, control panels, etc.

B. That portion of the system used to broadcast and passengers player. Includes items such as amplifiers, speakers, handsets, reproducers, control panels, etc.

C. That portion of the system used to address and entertain the passengers. Includes items such as amplifier, horn, hand microphone, reproducers, control panels, etc.

A. Check the defect before you start the procedure again.

B. Rectify the defect before you start the procedure again.

C. Define the defect before you start the procedure again.

A. 把钩环挂在升降机上;

B. 用钩环固定住升降机;

C. 用钩环提起升降机;

A. Do not perform any work to the aircraft during maintenance.

B. It is forbidden to refuel the aircraft during maintenance.

C. You can add fuel to the aircraft at any time.

A. You can use most of the switches to control the electrical power system

B. You can find most of the switches that you use to control the electrical power system on the electrical system control panel.

C. There are some switches for electrical power system on the electrical system control panel.

A. Obey the safety precautions when you do work with high voltages.

B. When working with high resistances, you should follow the safety precautions.

C. The safety precautions are optional in an environment with high voltages.

A. 冷却组件用来冷却风扇管道中的空气。

B. 点火组件是由来自风扇涵道的空气进行冷却的。

C. 加热组件是在风扇涵道的空气里进行冷却的。

A. The rudder can be used in case of thrust asymmetry.

B. The vertical stabilizer can be used in case of throttle symmetry.

C. The rudder can be used in situations where thrust is symmetric.

A. 如果差异大于5毫米,确保调节是正确的。

B. 如果差异小于5厘米,确保调节是对的。

C. 如果有超过5毫米的差异,可以确定调节是不正确的。

A. If an engine overheat/fire detector can not operate, the engine and APU fire alarm unit alternatively changes to single loop operation. In the single loop module, only one loop must check the engine and APU fire detection module for an overheat or fire condition to give the alarm condition.

B. If an engine overheat/fire detector fails to operate, the engine and APU fire detection module automatically changes to single loop operation. In the single loop mode, only one loop must detect an overheat or fire condition for the engine and APU fire detection module to give the alarm condition.

C. If an engine overheat/fire detector is inoperative, the engine and APU fire detection module automatically changes to single loop operation. In the single loop mode, only one loop must detect an overheat or fire condition by the engine and APU fire detection module for the alarm condition.