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Mattress, esp a foam mattress, consists of at least two layers of materials with different characteristics, which are shaped to fit into each other.
Mattress, esp a foam mattress, consists of at least two layers of materials with different characteristics, which are shaped to fit into each other.
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机译:床垫,尤其是泡沫床垫,由至少两层具有不同特性的材料组成,这些材料的形状可相互配合。
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摘要
A mattress, esp a foam mattress, comprises at least two layers (1,2) of materials with different characteristics, esp hardnesses. The layers are shaped so that they fit into each other, to prevent movement of the individual layers.
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