DepartmentofDefenseDIRECTIVENUMBER5030,61May24,2013IncorporatingChange3,August31,2018USD,AS,SUBJECT,DoDAirworthinessPoli,
国防部适航政策Tag内容描述：
1、DepartmentofDefenseDIRECTIVENUMBER5030,61May24,2013IncorporatingChange3,August31,2018USD,AS,SUBJECT,DoDAirworthinessPoli。
