 |
| |||
| flint; flint optical glass; optical flint; optical flint glass | |||
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| flint glass; flint-glass; pebble; silica; silex | |||
|
flint : 15 phrases, 5 sujets |
| Chimie | 2 |
| Construction | 1 |
| Industrie | 6 |
| Médical | 5 |
| Technologie | 1 |
|
| |||
| flint; flint optical glass; optical flint; optical flint glass | |||
| |||
| flint glass; flint-glass; pebble; silica; silex | |||
|
flint : 15 phrases, 5 sujets |
| Chimie | 2 |
| Construction | 1 |
| Industrie | 6 |
| Médical | 5 |
| Technologie | 1 |