| |||
chauffage domestique | |||
chauffage des locaux (with solar energy) | |||
chauffage d'ambiance; chauffage des locaux |
space heating : 19 phrases in 7 subjects |
Chemistry | 3 |
Electronics | 1 |
Energy industry | 2 |
Finances | 1 |
Mechanic engineering | 7 |
Municipal planning | 2 |
Thermal Energy | 3 |