624.Artificial feel in aircraft flight control system is a type of the force feedback used in the automatic flight control systems of some aircraft, which produces an opposition to the pilot’s movement of the controls that is proportional to the aerodynamic loads acting on the control surfaces ( )

313.Make sure that the warning light comes on in less than 3 seconds( )

312.STE 句子使用被批准的单词以不同的方式清楚地给出相同的信息。( )

311.Replace components that are worn more than the maximum limits( )

310.Use a form of printing that results in a black image suitabie for reproduction( )

309.IF YOU PULL THE EJECTION SEAT HANDLE, THE SEAT WILL [ ]( )

308.Units of measurements shown in manual must be consistent where practical( )

307.每一页应标明原版本的日期,直至修订为止,并在修订后标明最新版本的日期。 ( )

306.( ) THAT THE DUCT IS CORRECTLY ATTACHED TO THE FILTER ( )

305.TYPE CERTIFICATE ( )

304.把温度计校正到摄氏刻度。( )