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spaceflight tracking and data network
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espac.
航天跟踪和数据网
(美国国家航空航天局)
sciences.
空间飞行跟踪与数据网
美国国家航宇局
spaceflight tracking and data networks
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aviat.
空间飞行跟踪和数据网
Anglais glossaire
Spaceflight Tracking and Data Network
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abrév., astr.
STDN
(NASA)
nasa., abrév.
STDN
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