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BROADBAND ACOUSTIC ABSORPTION PLATE USING BROADBAND ACOUSTIC METAMATERIAL UNIT ELEMENT
BROADBAND ACOUSTIC ABSORPTION PLATE USING BROADBAND ACOUSTIC METAMATERIAL UNIT ELEMENT
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机译:使用宽带宽带声材料单元单元的宽带宽带声吸收板
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摘要
The present invention relates to a container comprising a liquid and a saturated vapor mixture of the liquid; A liquid absorbing portion formed inside the container; And a diaphragm-containing broadband sound meta material unit element for sealing the container and a structure using the same.;
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