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单词
aviation system block upgrade
释义
aviation system block upgrade
Encyclopedia
工学
〔智能空管〕
释
aviation system block upgrade; ASBU
航空系统组块升级计划
通过将空中交通管理运行概念划分成为一系列可衡量的运行效能,各个国家和地区在全球统一框架下,可根据自身需要引入和实施所需的运行能力改进,并分阶段实施,最终提升全球空中交通管理系统的安全水平和运行效率。是国际民航组织推出的改进全球空中航行系统的一套工程化方法。
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desertification combating
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Desertion
desertization
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desert map
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