 |
| |||
| Wolframgluehdraht m; Wolframgluehfaden m | |||
| Wolframdraht m | |||
| Wolframheizfaden m | |||
| Wolframfaden m; WolframGlühFaden; Wolframwendel f | |||
|
tungsten filament : 12 phrases in 6 subjects |
| Analytical chemistry | 2 |
| Electronics | 1 |
| Lighting other than cinema | 1 |
| Optics branch of physics | 6 |
| Physics | 1 |
| Technology | 1 |