“airworthiness directives”的概念、定义、翻译、参考文献-科学参考

单词	airworthiness directives
释义	airworthiness directives Encyclopedia 工学适航审定释 airworthiness directives适航指令适航当局针对在某一民用航空产品（包括航空器、航空发动机、螺旋桨及机载设备）上发现的，很可能存在或发生于同型号设计的其他民用航空产品中的不安全状态，所制定的涉及飞行安全的强制性措施。是对运行中的航空器进行安全管理的一种手段。
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