 |
| |||
| phosphatic rock | |||
| phosphatic rocks | |||
|
磷质岩 : 15 phrases in 4 subjects |
| Agriculture | 1 |
| Desert science | 4 |
| Oil / petroleum | 2 |
| Technology | 8 |
The server is undergoing maintenance and the site is working in read-only mode. Please check back later.">Add | The server is undergoing maintenance and the site is working in read-only mode. Please check back later.">Report an error
| Get short URL | Language Selection Tips