Leitud tegevusalad:
Eelistatud märksõnad:
- automatic equipment,
- central heating,
- chimney building,
- coal,
- control pressuring of heating systems,
- diesel fuel,
- diesel fuel,
- distribution systems,
- electric power stations,
- electrical systems,
- freeze-counters,
- freezer systems,
- freezing technics,
- fuel,
- fuels,
- heat-and-power engineering equipment,
- heaters,
- industrial gases,
- industry,
- liquid gas,
- radiators,
- refrigerators,
- repair of heating systems,
- washout of heating systems,
- water supply,
COUNTIES:
Partners: