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управляемый блок | |||
печатная секция планетарного типа | |||
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печатная секция планетарного типа |
satellite unit: 18 phrases in 10 subjects |
Aviation | 2 |
Computer networks | 1 |
Computers | 1 |
Ecology | 1 |
Electronics | 1 |
Mass media | 2 |
Military | 7 |
Oil and gas technology | 1 |
Polygraphy | 1 |
Technology | 1 |