274、If contamination causes a blockage of more than 50 percent of the holes, then clean the holes on therear of the display units.

1215、If the components fall, permanent damage can occur.

1214、Visually examine the assembly to determine extent of damage.

1213、根据制造商的选择 o 静压系统的描述和讨论可以结合第 7.49 段的皮托管压力系统。

1212、The AFDS consists of three separate autopilot. Channels and a single Mode Control Panel.

1211 、 This manual provides the basic control and operation information describing how the airplane components arecontrolled and how they operate, including any special procedures, and limitations that apply.

1210、Do not refuel the aircraft during maintenance.

1209、Make sure that there is tension in the lockwire.

1208、机身上有三个千斤顶顶点。

1207、Illustrations should be used whenever they will simplify , shorten, or make the text easier to understand.

1206、The fuel vent system keeps; the pressure of the fuel tanks near the ambient Pressure. Too large a pressure difference cancause damage to the wing structure.