PYROMETER - Definiția din dicționar
Traducere: română
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Py*rom"e*ter (?), n. [
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2. (Physics) An instrument for measuring degrees of heat above those indicated by the mercurial thermometer.
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&hand_; It is usually constructed so as to register the change which the heat to be measured produces in the length of some expansible substance, as a metallic rod, or in the intensity of a thermo-electric current.
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