| 摘要 |
PROBLEM TO BE SOLVED: To provide a steam supply system of high energy efficiency. SOLUTION: This steam supply system 10 comprises a boiler 20 having a combustion portion and a heat pump 30, and uses the heat pump 30 for heating of a comparatively low-temperature zone to a heated medium and the boiler 20 for heating of a comparatively high-temperature zone. COPYRIGHT: (C)2007,JPO&INPIT
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