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空间观测
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空间观测
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空间观测
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space observation
空间观测
利用各种航天器(火箭、人造卫星、空间探测器和载人航天器等)携带各种观测仪器,在距地面几十千米的高空到地球大气层外的外层空间进行的各种观测活动。
Astronomy
space observation
空间观测
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recognition symbol
recognizability
recognizable set
recognizer
recoil
recoil atom
recoil chamber
recoil electron
recoil ion transport unit
recoil kinetic energy
recoil labeling
recoil labelling
recoil length
recoil mass spectrometer
recoil mass spectrometer, RMS
recoil nucleus
recoil particle
recoil phenomenon
recoil range
recoil separator
recoil technique
re-collapse
recollapse
Recollection of Nephew Ji Ming by Yan Zhenqing
recombinant
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