| |||
| phosphates de fer; phosphate ferreux; phosphate ferrique | |||
| |||
| phosphate de fer | |||
|
iron phosphates : 4 phrases, 2 sujets |
| Chimie | 3 |
| Métallurgie | 1 |
| |||
| phosphates de fer; phosphate ferreux; phosphate ferrique | |||
| |||
| phosphate de fer | |||
|
iron phosphates : 4 phrases, 2 sujets |
| Chimie | 3 |
| Métallurgie | 1 |