740、根据 43 部法规持证的飞行员有权利执行有限的预防性维修

748、The trailing edge flaps up limit switch sends flap position data to SMYD1.The SMYD1 uses this duringyaw damping to limit rudder movement when flaps are up 后缘襟翼上限位开关将襟翼位置数据发送到SMYD1。当襟翼升起时，SMYD1 在偏航阻尼过程中使用这一点来限制方向舵运动

747、The signal must be given in such a precise way that the pilot cannot confuse. 信号必须以如此精确的方式发出，以免飞行员混淆。

746、The scratch does not penetrate the protective layer

745、 The ratio of width to depth must be 30 or more at each point.

744、 The navigation lights Change from dim to bright.

743、The minimum time between checks is two minutes.

742、The minimum jack closed height must be less than the distance between the fitting and the groundwhen the aircraft is on its wheels：

741 、 The material within subparagraph of Handbooks may follow the order of material withinsubparagraphs of this Section of the Specification or may be arranged to suit a particular type or model ofairplane.

740、The Maintenance Manual and/or Maintenance Data furnished to the Purchaser shall provide sufficientinformation to enable a qualified mechanic, as appropriate, to inspect troubleshoot, test, and repair or re laceall systems and units considered by the manufacturer to be repairable or replace able as a part of the normalmaintenance procedures. 提供给买方的维修手册和/或维修数据应提供足够的信息，使合格的机械师能够酌情检查、排除故障、测试、修理或重新安排制造商认为作为正常维修程序的一部分可修理或可更换的所有系统和部件。

739 、The integrated circuits contains general coverage of those devices having integrated components inmonolithic structure which perform complete circuit function.