 |
| |||
| Wärmeschutzfilter n | |||
| Waermefilter n; Wärmefilter n (placed in front of a lamp to protect condenser systems, interference filters etc.); Wärmeschutzfilter n (placed in front of a lamp to protect condenser systems, interference filters etc.) | |||
| Waermeschutzfilter n | |||
| Wärmefilter n | |||
| heat filter: 8 phrases, 4 sujets |
| Microscopie | 1 |
| Optique branche de la physique | 4 |
| Physique | 1 |
| Sciences de la Terre | 2 |