A household thermostat is used to regulate the heating and cooling system so that the inside temperature is maintained at a set point. Here,the upper dial is used to set the temperature while the lower dial is a bimetallic strip thermometer that shows current temperature | |
Lizenzart: | Lizenzpflichtig |
Credit: | Science Photo Library / Giphotostock |
Bildgröße: | 4500 px × 3003 px |
Modell-Rechte: | nicht erforderlich |
Eigentums-Rechte: | nicht erforderlich |
Restrictions: |
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