 |
| |||
| pole pitch | |||
| 极间间距: 38 phrases in 12 subjects |
| Air defense | 1 |
| Aviation | 1 |
| Drilling | 1 |
| Electronics | 6 |
| Explosives and Explosive Ordnance Disposal | 1 |
| Metallurgy | 13 |
| Plastics | 2 |
| Shipbuilding | 1 |
| Space | 1 |
| Steel production | 1 |
| Technology | 8 |
| Welding | 2 |
The server is undergoing maintenance and the site is working in read-only mode. Please check back later.">Add | The server is undergoing maintenance and the site is working in read-only mode. Please check back later.">Report an error
| Get short URL | Language Selection Tips