secondary surface
| faulting
| secondary surface | |
| astr. | surface du second type |
| faulting | |
| earth.sc. | faille |
| |||
| surface du second type | |||
| surface indirecte; surface secondaire | |||
|
secondary surface : 3 phrases in 3 subjects |
| Life sciences | 1 |
| Natural resourses and wildlife conservation | 1 |
| Transport | 1 |