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space-surveillance
space 空间监视系统 (system); 空间监视 (system, 系统)
space surveillance
mil., air.def. [美]空间监视系统 (system)
oil 空间监测
space 空间监视; 航天监视
 English thesaurus
space surveillance
USA The observation of space and of the activities occurring in space (JP 3-14) see also space control
space-surveillance
: 78 phrases in 8 subjects
Air defense9
Aviation5
Business1
Earth sciences3
Electronics11
General6
Space33
United States10