 |
| |||
| clay bed; clay pan | |||
| bed of clay; clay layer; impervious soil | |||
| layer of clay | |||
| clay bank; clay seam; clay stratum | |||
| |||
| argillaceous sediments | |||
|
Tonschicht : 9 短语, 6 学科 |
| 一般 | 1 |
| 材料科学 | 1 |
| 煤炭 | 1 |
| 生命科学 | 1 |
| 矿业 | 4 |
| 运输 | 1 |
|
| |||
| clay bed; clay pan | |||
| bed of clay; clay layer; impervious soil | |||
| layer of clay | |||
| clay bank; clay seam; clay stratum | |||
| |||
| argillaceous sediments | |||
|
Tonschicht : 9 短语, 6 学科 |
| 一般 | 1 |
| 材料科学 | 1 |
| 煤炭 | 1 |
| 生命科学 | 1 |
| 矿业 | 4 |
| 运输 | 1 |