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electronic slide rule | |||
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electronic computer |
электронно-счётное устройство: 12 phrases in 10 subjects |
Antennas and waveguides | 1 |
Artillery | 1 |
Astronautics | 2 |
Cartography | 2 |
General | 1 |
Metallurgy | 1 |
Military | 1 |
Nautical | 1 |
Rail transport | 1 |
Roll stock | 1 |