| 摘要 |
PURPOSE: A refrigerator is provided to maintain the freshness of food and to store food for a long time by storing the food in a vacuum room. CONSTITUTION: A refrigerator comprises multiple doors opening and closing multiple rooms, and a vacuum device. The vacuum device forms a vacuum room(31) by using one room. The vacuum device is composed of a vacuum room door, a vacuum operation unit, a vacuum releasing unit, and a controller. The vacuum operation unit forms a vacuum state. The vacuum releasing unit releases the vacuum state. The controller controls the vacuum operation unit and the vacuum releasing unit.
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