A、 If the manual is loose-leaf, each page should contain the date and effective revision date when revised, or otherwise be identified as to revision status.
B、 If the manual is loose-leaf, each page should contain the date and effective revision reason when revised, or otherwise be identified as to revision status.
C、 If the manual is loose-leaf, each page should contain the reason and effective revision date when revised, or otherwise be identified as to revision status.
答案：A
A、 If the manual is loose-leaf, each page should contain the date and effective revision date when revised, or otherwise be identified as to revision status.
B、 If the manual is loose-leaf, each page should contain the date and effective revision reason when revised, or otherwise be identified as to revision status.
C、 If the manual is loose-leaf, each page should contain the reason and effective revision date when revised, or otherwise be identified as to revision status.
答案：A
A. The right fan provides more air, so it can not be replaced with the left one.
B. The left fan provides more air, so it can not be replaced with the right one.
C. The two fans can be changed each other.
A. 有时,特别是对于复杂的飞机,可能需要提供特定的标准,以正确维护飞机及其系统。
B. 有时,特别是对于特殊的飞机,可能需要提供特定的培训,以正确维护飞机及其系统。
C. 有时,特别是对于复杂的飞机,可能需要提供特定的培训,以正确维护飞机及其系统。
A. use the tensiometer to measure the control cable tension;
B. use the thermal meter to measure the control cable tension;
C. use the tensiometer to measure the control line tension;
A. Only authorized personnel can do the replacement procedure.
B. Only releasing personnel can do the installation procedure.
C. Only approved personnel can do the installation procedure.
A. symbol
B. label
C. mark
A. The framework builds-up construction and forgings which support the engine and attach it to the nacelle or pylon. Includes items such as engine mounts, vibration dampeners, support links, mounting bolts, etc.
B. The framework, either of build-up construction or forgings which support the engine and attach it to the nacelle or pylon. Includes items such as engine mounts, vibration dampeners, support links, mounting bolts, etc.
C. The engine mounts, vibration dampeners, support links, mounting bolts and framework support the engine and attach it to the nacelle or pylon. Includes items such as, etc.
A. Quickly turn on the oxygen system, the mask begins to supply oxygen.
B. Pull the oxygen mask with a sudden movement to start the flow of oxygen.
C. Suddenly start the oxygen supply system, the lake drops.
A. 确保钢索的张力是正确的。
B. 确保电缆的张力是合适的。
C. 确保钢索的压力是正确的。
A. 对临近区域做检查
B. 对表面区域做检查
C. 对内部区域做检查
A. The swivel nuts on both valves engage threads on an internal stem that loosens or draws tight the valve stem to a metal seat.
B. The rotating nuts on both valves are meshed with the threads on the inner valve stud, so that the valve stud is loosened or tightened to a metal valve base.
C. The swing nuts on both valves engage with the threads on the internal spool, allowing the spool to loosen or tighten to the metal seat.
