2246. On ground, with hydraulic systems not pressurized, the normal position of the elevators is the droop down position to the servo control stop

1117. During the introductory period of the B747 alone, about 4,000 pages had to be replaced or added to the manual each month

1116. Chemical oxygen-generating systems require less space and weigh less than gaseous oxygen systems supplying the same number of people

1115. This torque shaft can not move inboard Thus, before you move it, remove the outboard torque shaft

1114. 主最低设备清单应当以标牌、维修程序、机组运行程序等形式规定适当的限制条件,以及保证可接受的安全水平所需要的其他限制规定

1113. 隔离有故障的装置,并排除故障原因。

1112. Smoke, Flame, and Carbon Monoxide Detection Systems

1111. the air pressure is above normal

1110. 这种化合物能释放有毒的烟雾。

1109. The center of gravity moves in relation to the loads on the wings

1108. Complex sentence structure and the large number of meanings and synonyms that many English words have can cause confusion