total internal reflection
| refractometer
| total internal reflection | |
| antenn. opt. | riflessione totale |
| refractometer | |
| chem. | rifrattometro |
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| riflessione totale | |||
| riflessione totale interna | |||
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total internal reflection : 2 phrases in 2 subjects |
| Information technology | 1 |
| Measuring instruments | 1 |