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|
plug and socket : 50 phrases in 15 subjects |
| Armored vehicles | 1 |
| Automated equipment | 5 |
| Aviation | 2 |
| British English spelling | 1 |
| Cables and cable production | 5 |
| Construction | 2 |
| Electrical engineering | 6 |
| Electronics | 6 |
| Labor organization | 1 |
| Non-destructive testing | 1 |
| Oil / petroleum | 1 |
| Programming | 1 |
| Space | 2 |
| Technology | 12 |
| Transport | 4 |