 |
| |||
| thread head; thread point; thread ridge (translator911) | |||
| crest of a thread | |||
| crest of thread | |||
| thread crest | |||
| вершина резьбы: 14 phrases in 8 subjects |
| Automobiles | 1 |
| Drilling | 1 |
| Mechanic engineering | 3 |
| Medical | 1 |
| Metrology | 1 |
| Oil and gas | 1 |
| Oil and gas technology | 3 |
| Transport | 3 |