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Refrigerator is cylindrical, the upper part of the function is to keep the food fresh,
there are three layers, are all round, can rotate 360 °, the previous refrigerator food
inconvenient, food can't see the inside, and take food also is not very convenient.
Are the benefits of the refrigerator take out no matter where food is very convenient.
Below is a two-door, It can also rotate 360 °, convenient get and use.
Shandong University of Science and Technology