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trunk line service |
телефонная междугородная связь : 66 phrases in 11 subjects |
Business | 1 |
Communications | 14 |
Computer networks | 1 |
Computers | 1 |
Economy | 6 |
Electronics | 8 |
Makarov | 1 |
Mass media | 17 |
Military | 3 |
Technology | 9 |
Telecommunications | 5 |