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to phrases
open service
mil., air.def.
开放式服务
open service:
35 phrases
in 13 subjects
Artificial intelligence
1
Aviation
1
Communications
1
Computer networks
4
Electronics
10
Finances
1
Information technology
8
Librarianship
1
Multimedia
2
Space
2
Table tennis
2
Telecommunications
1
United States
1
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