533.Liquid soap is a good, nonstaining lubricant for most seals( )

404.你可以使用除了分号之外的所有标准英语的标点符号 ( )

403.如果杆端轴承的径向磨损大于 0010 英寸,在接下来的 10 个飞行循环或 25 个飞行小时内[先到为准]将其报废。( )

402.This Section should contain a recommendation that airplane operator establishes contact with the dealer or certified service station for service and information( )

401.Attach the two ends of the hoses ( )

400.The sealant burns at 109 deg ( )

399.The first step in listing possible causes of each trouble is to show what sections of the system may be at fault ( )

398.[ ] A FORCE OF 100 N ON THE END OF THE LEVER ( )

397.That stops and starts again, not continuous( )

396.参数一定不能超过批准的误差。( )

395.They may be in loose-leaf form with a durable, multi-ring cover,permanently bound, Fiche": or another appropriate form( )"