airworthiness directives

英 [airworthiness directives]
美 [airworthiness directives]

中文释义

适航指令

单词分析

单词结构：

airworthiness directives

字母数：24

记忆提示

🎯 重点记忆：

  • 单词拼写：airworthiness directives
  • 核心含义：适航指令

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更新时间：2025-12-09 08:53:41