|
pile structure : 14 phrases in 7 subjects |
| Construction | 3 |
| Natural resourses and wildlife conservation | 2 |
| Nautical | 1 |
| Oil and gas | 1 |
| Road works | 1 |
| Technology | 1 |
| Textile industry | 5 |
|
pile structure : 14 phrases in 7 subjects |
| Construction | 3 |
| Natural resourses and wildlife conservation | 2 |
| Nautical | 1 |
| Oil and gas | 1 |
| Road works | 1 |
| Technology | 1 |
| Textile industry | 5 |