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nitka f | |||
nitka pręcika | |||
włókno | |||
żarnik | |||
włókno jednorodne; włókno pojedyncze | |||
katoda żarzona bezpośrednio |
filament : 25 phrases in 9 subjects |
Agriculture | 1 |
Analytical chemistry | 3 |
Botany | 1 |
Construction | 2 |
Electronics | 4 |
Industry | 1 |
Lighting other than cinema | 8 |
Superconductivity | 2 |
Vacuum tubes | 3 |