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BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a water-mattress device and a water-
BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a water-mattress device and a water-
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机译：水床垫装置和水处理装置技术领域本发明涉及一种水床垫装置和水处理装置。
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摘要
And has a cushion body elastically compressing and deforming with respect to a load.;On the upper surface of the cushion body, a case is layered. The case has an upper surface and a lower surface, and the upper surface is provided with an opened receiving portion. The receiving portion is provided with a water bag formed in a bag shape by a flexible waterproof sheet and containing a liquid therein. The folded cushion body and the case are covered with an outer bag.
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