适航证

航空大国在民用和军用航空发动机规范中都有专门条文对包容性做出严格规定，我国自行研制的大飞机涡扇发动机，要取得适航证，就必须通过包容性验证。

Chinese large aircraft turbofan engine must be verified through inclusive to obtain airworthiness certificate .

据戴雨农表示，政府对此有严格规定：出售的飞机必须具备相关证明和飞行时间记录本。（注：即“三证一本”：三证是指适航证、国籍证和无线电台许可证。一本指的是飞行时间记录本）。

According to Dai , the government has strict rules : the airplane for sale must have certification and flight log .

适航证是民用航空器符合批准型号设计并处于安全可用状态的合法凭证。

The certificate of airworthness is the lawful voucher for the civil aircraft that conforms to the approved type design and be at safe usable condition .

2006年国产大型飞机项目获国务院正式批准立项，首个国产大飞机计划于2014年首飞，2016年取得适航证。

China-made large aircraft project was approved by the State Council officially in 2006 , the first China-made large aircraft is planned to fly in 2014 and obtain certification of airworthiness in 2006 .

选择合适的格子、条子拿到适航合格证后，问题又来了：是否买家对飞机安全感到放心。

Choosing the right checks , plaids and stripes And then there is the matter of convincing buyers that the aircraft is safe .