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satellite tracking
 satellite tracking
space 卫星跟踪
| and
 AND
el. ; 逻辑电路"与"
 and
gen. ; ; ;
busin. 以及;
| data acquisition network
 data acquisition network
earth.sc. 数据采集网

to phrases
satellite tracking
space 卫星跟踪
tech. 人卫跟踪
satellite tracking: 115 phrases in 14 subjects
Air defense2
Aviation8
Business1
Cartography1
Communications1
Earth sciences3
Electronics14
General2
Geophysics3
Information technology1
Nautical1
Space54
Technology21
United States3