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service requirement | |||
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service requirements |
требование по обслуживанию: 14 phrases in 10 subjects |
Astronautics | 1 |
Aviation | 1 |
Economy | 2 |
Information technology | 1 |
Mass media | 1 |
Military | 3 |
Oil / petroleum | 1 |
Oil and gas | 1 |
Rail transport | 1 |
Telecommunications | 2 |