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light-signal : 114 phrases in 24 subjects |
Armored vehicles | 1 |
Automobiles | 12 |
Aviation | 1 |
Aviation medicine | 3 |
Computers | 2 |
Construction | 6 |
Electronics | 9 |
General | 1 |
Machine tools | 1 |
Makarov | 3 |
Mass media | 2 |
Mechanics | 1 |
Military | 15 |
Nautical | 3 |
Occupational health & safety | 2 |
Oceanography & oceanology | 1 |
Public utilities | 1 |
Rail transport | 14 |
Road works | 1 |
Security systems | 1 |
Technology | 26 |
Telecommunications | 4 |
Transport | 2 |
Uncommon / rare | 2 |