A、 Make sure you press the switch when you hear the boarding music.
B、 Make sure you press the switch after you hear the boarding music.
C、 Make sure that you hear the boarding music after you push the button.
答案：C
A、 Make sure you press the switch when you hear the boarding music.
B、 Make sure you press the switch after you hear the boarding music.
C、 Make sure that you hear the boarding music after you push the button.
答案：C
A. Light surface blooming, which can occur on items in storage, is not detrimental to the component.
B. Surface blooming, often found on corroded items, has little adverse effect on the component when it is mild.
C. Items in storage tend to have surface blooming which is beneficial to the component.
A. Do a thorough check of the hydraulic system.
B. Do a check of the hydraulic system carefully.
C. Do a check of the hydraulic system again.
A. Detach the connection of the valve in the direction opposite to the flow.
B. Detach the connection of the upstream valve.
C. Detach the connection of the valve in the direction identical to the flow.
A. The exit doors are mainly used for passenger boarding.
B. The exit doors are only used for evacuation.
C. The exit doors are not only used for the passengers to evacuate from the airplane but also used for normal exit.
A. According to the "GAMA Specification No.1", compile the Pilots Operating Handbooks.
B. Prepare Pilots Operating Handbooks through "GAMA Specification No.1".
C. Edit "GAMA Specification No.1", in accordance with Pilots Operating Handbooks.
A. In some cases, wires are color coded and these should be shown on the wiring diagram.
B. In some cases, wires are color coded and these should be installed on the wiring diagram.
C. In some cases, wires are color coded and these should be explained on the wiring diagram.
A. The aim of STE is that readers all over the world can easily understand the technical texts and that writers who are responsible for preparing technical texts know how to prepare them in a easy method.
B. The objective of STE is to provide writers with general principles on how to prepare technical documents in a clear, simple and distinct manner that readers all over the world can easily understand.
C. The function of STE is to describe how to prepare technical texts in a easy, clear and specific way and to allow readers all over the world to understand difficultly.
A. The actuator receives a hydraulically controlled mechanical command from FCC who sends an electrical commands and the aileron and the elevator power control units(PCU) will carry out this command.
B. FCC sends an electrical order to autopilot actuator. The actuator converts it to a hydraulically controlled mechanical command. The aileron and the elevator power control units(PCU) will carry out this command.
C. FCC sends an electrical commands to autopilot actuator. The actuator receive it to a hydraulically controlled unit . The aileron and the elevator power control units(PCU) will carry out this command from hydraulically controlled unit.
A. Use the specified one if the equivalent material is not available.
B. Use the available equivalent one if no material is specified.
C. If you can not get the specified material, use an equivalent.
A. Vertical pages instead of horizontal are preferred for all types of publication.
B. Horizontal pages are more preferable for all types of publication than vertical ones.
C. Both vertical and horizontal pages are rather preferable for all types of publication.
