412、When you do maintenance on the waste water system, do not touch your face with your gloves：在维修废水系统时，切勿用手套触摸面部：

1077、升降舵的行程受升降舵动力控制组件的行程限制。

1076、When you apply hydraulic pressure, make sure that the lever does not touch the stop.

1075、If your decision is not to replace ＇the unit, monitor its temperature for a minimum of 20 cycles.

1074、The laws are reconfigured to keep the load alleviation capability should an aileron or spoiler surface become inoperative.

1073、Polish the window with a circular movement.

1072、For simplicity of presentation and understandability,complexsystems should be divided into systems function rather than overall master schematic diagrams.

1071、Be careful when you touch printed circuit boards.

1070、Do not use solvents that contain chlorine to clean parts with a RILSAN coating.

1069、Tell two persons to be prepared to operate the fire extinguishers.

1068、关于一般信息,参见发动机工作限制、指南和专用程序。