Remove the sleeve to release the sliding tube.

A. To simplify the overall master wiring diagram to make it easy to understand, complex systems should be described in terms of functional interconnections.

B. The overall master wiring diagrams are too complex to be understandable, so the presentation of the systems shall be simplified and the interconnections should be plainly noted.

C. To make the wiring diagrams simplified and understandable, the complex systems should be described in system-functions. The connection of each system shall be presented clearly.

A. Ground service bus has no power, but the external power can be supplied.

B. Ground service bus is not energized with external power.

C. Ground service bus is power off when external power is supplied.

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 routing of the cable loom may have been altered by the installation.

B. The routing of the cable loom may have been held by the installation.

C. The routing of the cable loom may have been defended by the installation.

A. This procedure is only void in digital mode.

B. This procedure is only valid in digital mode.

C. This procedure is only ineffective in digital mode.

A. Describe how to operate the safety belt and wire harnesses.

B. Tell the way to use the seat and shoulder belts.

C. The seat and shoulder harness should be used by the pilot.

A. The correction installation of the upper drag strut can prevent the retraction of the lower drag strut.

B. If the upper drag strut is installed improperly, the lower one will be hit during retraction.

C. The removal of the upper drag strut has to be done properly so that the lower one can fully extend.

A. The factory＇s policy of providing consulting remains unchanged.

B. The factory has been maintaining technical and component support within the policy scope.

C. The factory＇s policy on providing technical and component support has changed from the past.

A. To open the containers for these materials, suitable tools must be used.

B. The appropriate tools should be selected to open the materials, the containers is inside the materials.

C. The inappropriate tools should be selected to open the containers, the containers is made in the materials.

A. Provide the pneumatic power for the system.

B. Supply the electrical power for the system.

C. Remove the electrical power of the system.