 |
| |||
| X-образный сварной шов | |||
| X-образный сварной шов; X-образный шов | |||
| double-V weld: 18 phrases in 10 subjects |
| Automated equipment | 2 |
| Construction | 3 |
| Electrical engineering | 2 |
| Materials science | 1 |
| Mechanic engineering | 2 |
| Metallurgy | 1 |
| Nautical | 2 |
| Shipbuilding | 1 |
| Technology | 1 |
| Transport | 3 |