1012. 每 400 个飞行小时检查一次伺服控制。 ( )

3288. 本手册每一页不应使用实际的发行日期,而应使用“初始版本”一词( )

3287. Make sure that there are no leaks( )

3286. 您可以同时校准所有罗盘系统。( )

3285. The same coding for each individual system shall be used throughout the manual ( )

3284. Wind two layers of tape around the pipe joints ( )

3283. That portion of the system which is used to indicate temperature and pressure of the pneumatic system Includes temperature and pressure warning systems ( )

3282. Some abbreviations of parts of speech are changed to agree with standard abbreviations ( )

3281. Do a full inspection of the fairing ( )

3280. Erect the the movable hoist before you lift the gearbox ( )

3279. The technical reference document contains a list of necessary document, such as Service Bulletin, Service Letter and etc( )