 |
| |||
| dubbelwandig | |||
|
a double parois : 19 phrases in 8 subjects |
| Chemistry | 5 |
| Communications | 1 |
| Construction | 1 |
| Energy industry | 1 |
| Environment | 1 |
| Industry | 1 |
| Materials science | 6 |
| Mechanic engineering | 3 |
|
| |||
| dubbelwandig | |||
|
a double parois : 19 phrases in 8 subjects |
| Chemistry | 5 |
| Communications | 1 |
| Construction | 1 |
| Energy industry | 1 |
| Environment | 1 |
| Industry | 1 |
| Materials science | 6 |
| Mechanic engineering | 3 |