| 摘要 |
PROBLEM TO BE SOLVED: To provide a heating cooker capable of lowering its noise level. SOLUTION: This cooker comprises magnetron M and first and second heaters T, S, the second heater S is constantly energized during the cooking, and the magnetron M and the first heater T are repeatedly energized and disenergized to reduce the maximum variation of the input power and to reduce the number of times of the variation of power for 60 seconds. COPYRIGHT: (C)2004,JPO
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