| |||
oceaneering; ocean engineering | |||
oceaneering engineering | |||
underwater technology |
подводная техника : 13 phrases in 7 subjects |
Ecology | 1 |
General | 1 |
Military | 2 |
Natural resourses and wildlife conservation | 1 |
Nautical | 4 |
Technology | 3 |
United States | 1 |