“emergency landing zone”的概念、定义、翻译、参考文献-科学参考

单词	emergency landing zone
释义	emergency landing zone Encyclopedia 工学落区释 emergency landing zone应急着陆区弹箭回收时备选着陆区域。载人航天领域特指出现危及航天员生命安全或载人飞船出现不可修复故障的异常情况下，载人飞船返回舱需要紧急着陆的预选区域。
随便看	public-key encrytption public key infrastructure public key infrastructure/certificate authority（PKI/CA） public key infrastructure (PKI) public key infrastructure, PKI public-key system Public knowledge Management Publick Occurrences, Both Foreign and Domestick Public Land Public Land in Palau public law Public Law 480 Program public lending right Public Lending Right Act 1979 public liability insurance Public Libraries and Museums Act public libraries in the thermaes Public Libraries Law of the People's Republic of China public library Public Library Assessment Indicators Public Library Association Public library construction standards public library management public library management measures of shanghai Public Library Manifesto

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