| |||
| sand base; sand base course | |||
| sandy subgrade | |||
| sand ballast | |||
|
песчаное основание : 10 phrases, 6 sujets |
| Construction | 5 |
| Forage | 1 |
| Industrie des silicates | 1 |
| Ingénierie hydraulique | 1 |
| Militaire | 1 |
| Technologie | 1 |
| |||
| sand base; sand base course | |||
| sandy subgrade | |||
| sand ballast | |||
|
песчаное основание : 10 phrases, 6 sujets |
| Construction | 5 |
| Forage | 1 |
| Industrie des silicates | 1 |
| Ingénierie hydraulique | 1 |
| Militaire | 1 |
| Technologie | 1 |