856. Water displacing corrosion inhibiting compound has been applied during construction on certain airplanes Ain the locations shown in this figure Periodic reapplication in these, and other locations, is required to maintain effectiveness of this protection

2507. 此过程需要两个人。

2506. 确保没有沿翼展移动的迹象。

2505. The oil is dangerous if you let it be absorbed through your skin and into your body

2504. Unit or assembly removal/installation procedures may reference a system/subsystem test only if the major test procedure is so utilized that the individual assembly/unit test may be called out without overlap and if accomplishment shall not require completion of the whole system test

2503. Relieve system pressure

2502. 功能检查左VHF无线电设备发现其有静电干扰及噪音。

2501. If the aircraft is parked on a slope, make sure that the wheel chocks are in position

2500. 喷气式发动机的基本原理很简单,其结构也非常简单。

2499. 营运人应与当地的管理当局协商,调整间隔时间,使其最适合各自的运营环境。

2498. KNOTS are used throughout to avoid the confusion between knots ( ) and miles per hour ( ) in performance charts and tables