612.If you cannot hear the alarm, adjust the volume control ( )

325.推荐的燃油节约程序应包含一个警告(如适用),即制造商推荐的功率设置必须在新的和新检修的发动机磨合期间使用。( )

324.All persons in this area must use a respirator( )

323.Overhaul of any or all components in this chapter must be accomplished in a qualified shop in accordance with data supplied by the component manufacturer( )

322.Reserve shall be computed as 45 minutes at the cruise power to be used for the flight( )

321.If you use more complicated types of sentence structure other than the imperative form, you can cause ambiguity ( )

320.The usual control for the left pack makes sure that it supplies air at a temperature That gives the necessary cooling for the fight compartment ( )

319.修订意味着对现有手册中的信息进行修改。 ( )

318.Section 1 of the Pilot＇s Operating Handbook shall present basic data and information of general interest to the pilot which is useful in loading, sheltering, handling, and routine preflight checking of the airplane( )

317.单词列表只突出显示主要更改。( )

316.The injury to your skin and lungs be can occur( )