2939. Replace the slide valve if its surface is rough( )

1361. To remove the cover assembly [9), first remove the four screws [10]

1360. This is the minimum flight speed at which the airplane is directionally and laterally controllable( )

1359. The system is used to indicate the quantity, temperature and pressure of the oil ( )

1358. 制造商应包括制造商和办公室或部门发布的类型服务信息的说明以获取此类信息,从而按照最新信息维护飞机( )

1357. Perform preliminary inspection of all articles that are maintained ( )

1356. 在高压电环境下工作时,请遵守安全注意事项。 ( )

1355. This Section of the Pilot＇s Operating Handbook shall contain only those limitations required by regulation or necessary for safe operation of the airplane and approved by the regulatory authority( )

1354. Troubleshooting information may be presented by either troubleshooting charts or by text, or a combination of text and supplementary charts( )

1353. EACH SURVIVAL KIT [ ]THESE ITEMS( )

1352. EXAMINE THE SEAL FOR [ )检查密封是否异常。