 |
白垩纪
| 上壳
| 层岩
| 白垩纪 | |
| agric. | Cretaceous |
| bridg.constr. | Cretaceous period |
| earth.sc. | Cretaceous |
| el. | chalk |
| geol. | Cretaceous; Cretaceous period |
| 上壳 | |
| gen. | epivalve |
| agric. | epivalve |
| oil | epit heca |
| 层岩 | |
| tech. | ledge rock |
| |||
| Cretaceous (period) | |||
| Cretaceous period | |||
| chalk | |||
| Cretaceous | |||
| |||
| Cretaceous period (system) | |||
| |||
| Cretaceous | |||
| |||
| Cretaceous | |||
|
白垩纪 : 34 phrases in 7 subjects |
| Desert science | 7 |
| Earth sciences | 9 |
| Geology | 11 |
| Latin | 3 |
| Oil / petroleum | 1 |
| Technology | 2 |
| United Nations | 1 |
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