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filamento incandescente | |||
fibra de cânhamo | |||
filamento |
filamento : 104 phrases in 20 subjects |
Agriculture | 5 |
Chemistry | 4 |
Coal | 2 |
Earth sciences | 2 |
Electronics | 26 |
General | 3 |
Health care | 3 |
Industry | 25 |
Information technology | 1 |
Isolation | 1 |
Life sciences | 1 |
Lighting other than cinema | 8 |
Medical | 1 |
Metallurgy | 1 |
Natural sciences | 1 |
Patents | 2 |
Superconductivity | 4 |
Technology | 9 |
Transport | 3 |
Vacuum tubes | 2 |