38 、 Troubleshooting information may be presented by either troubleshooting charts or by text, or a
combination of text and supplementary charts.

A. 　 After three full cycles, extend and retract the actuator.

C. 　 Do nothing to the actuator after three complete cycles.

A. 　每个乘客的座位上的客舱娱乐系统可以传输音频和图像,也可以被连接到乘客系统的喇叭上。

B. 　视频娱乐的图像部分被传送到图像娱乐系统所选频道上的每个乘客的座位上,也可以被连接到乘客系统的
扬声器上

C. 　视频娱乐的音频部分被传送到音频娱乐系统中所选频道上的每个乘客的座位上,也可以被连接到乘客系统
的扬声器上。

A. 　 This lssue 7 of the specification fully takes place all issues and revisions before.

B. 　 This lssue 7 of the specification fully covers all prior issues and revisions.

C. 　 This lssue 7 of the specification fully replaces all previous issues and revisions.

A. 　Make sure that there is supplied air flow in the work area.

A. 　 In order to do the engine bleed system leak check use APU to pressurize the system and check if there are
leaks in the sensing tube and these system components.

B. 　 The leak inspection of the engine bleed air system describes how to use APU to pressurize the system to
inspect whether the sense lines and the system parts leak or not.

C. 　 The way to check the leakage of the senses pipes and the system components by compressing system
using APU is described.

A. 　 Despite the pressure decreases, the switch must stay closed.

B. 　 Although the pressure decreases, the valve must stay closed.

C. 　 In spite of the decreases of the pressure, the door must stay closed.

A. 　这种防腐剂在华氏 109 度时融化。

C. 　这种混合物在华氏 109 度时气化。

A. 　STE 是一种活的语言,需要用户的反馈来不断改进。

B. 　STE 是一种生活的语言,需要用户的培育来不断验证。

C. 　STE 是一种活的语言,需要用户的输入来不断应用。

A. 　 When hydraulic system B engine drive pump pressure is under normal conditions, the hydraulic power
transfer unit system supplies standby hydraulic pressure to the leading edge flaps and slats.

B. 　 The hydraulic power transfer unit system is provide spare hydraulic pressure to the leading edge flaps and
slats when hydraulic system B engine-driven pump pressure is abnormal.

C. 　 The hydraulic power transfer unit system supplies alternate hydraulic pressure to the leading edge flaps
and slats when hydraulic system B engine-driven pump pressure is below normal

A. 　: When some new kind of situation occurs, the operator should communicate openly with the
manufacturer The manufacturer should supply the operator solid assistance

C. 　: When something new happens, open interconnection should exist between manufacturer and the
operator. The opera tor should report to the manufacturer to obtain effective discount.