1167、 For general aviation aircraft this material may be covered in Sys/Chap.20.

322 、 In 1944, the British Civil Airworthiness Requirements was developed to form the code of theAirworthiness Standards through which the requirements of the Air Navigation, Orders and Regulationswould be met.

321、Tighten the bolts manually if you cannot do it with the specified tool. 如果不能使用指定的工具手动紧固螺栓。

320、This Section should contain a recommendation that airplane operator establishes contact with thedealer or certified service station for service and information.

319、 The valve flaps are semicircular.阀瓣是半圆形的。

318. illustrations showing location of attachment points, turning radius shall be included.

317、为了在预处理空气连接单向阀在打开位置不工作时放行飞机，执行以下步骤。

316、 将探头移至下游，再次监测温度。

315、This procedure points out that the FAA should be contacted prior to any alterations on airplane toensure that airworthiness of the airplane is not violated.

314、Those instructions necessary to park or store the aircraft in normal or abnormal conditions such as withengines removed aircraft damaged, etc. for short or long terms in extremes of weather conditions. 在正常或不正常的情况下(如发动机被拆卸、飞机损坏等)短期或长期在极端天气条件下停放或储存飞机所需的指示。

313、It is extremely important to observe the fuel safety precautions. 遵守燃油安全注意事项是极其重要的。