|
tread depth : 15 phrases in 8 subjects |
| Armored vehicles | 1 |
| Automobiles | 3 |
| Aviation | 1 |
| Construction | 1 |
| Polymers | 1 |
| Road works | 1 |
| Technology | 4 |
| Transport | 3 |
|
tread depth : 15 phrases in 8 subjects |
| Armored vehicles | 1 |
| Automobiles | 3 |
| Aviation | 1 |
| Construction | 1 |
| Polymers | 1 |
| Road works | 1 |
| Technology | 4 |
| Transport | 3 |