559、Turbine engine tachometers usually measure speed as a percentage of the nominal maximum speed ofthe turbines.

929、高压电环境下工作时,请遵守安全注意事项。

928、如果你发现断了的电线,就把它们修好。

927、The engine bleed air system leak check using the APU describes how to use the APU to pressurize the system to check thesense lines and these system components for leaks.

926、能量永远不会产生或消失,这是一条物理定律。它只是从一种能量变成了另一种能量。在我们的例予中,动能在刹车时转变为热能

925、Some rules deleted and their concepts included in other rules.

924、The disassembly fixture lets you disassemble the module.

923、螺旋桨调速器是通过螺旋桨轮毂上的螺距改变机构,通过增加或减少螺旋桨的螺距来调节发动机或螺旋桨转速的装置

922、This procedure includes the instructions to remove the constant speed drive .

921、Each item of Airplane Performance shall include a statement significant conditions associated with the data.

920、这个舱内有一些电子设备。