 |
| |||
| gradation | |||
| key | |||
| gamma; contrast factor; development factor | |||
| gradation of population | |||
| photographic gradation (variable-gamma material) | |||
| grade; class; category | |||
| grading | |||
| |||
| gamma; contrast factor (in photography) | |||
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Gradation : 6 фраз в 4 тематиках |
| Антени і хвилеводи | 1 |
| Космонавтика | 1 |
| Культурологія | 3 |
| Оптика розділ фізики | 1 |