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    该材料的吸音原理是通过其内部的多孔结构和吸音层,将声波的能量转化为热能,并通过材料的内部摩擦将其消散。材料的防撞原理是通过其柔软的特性和弹性变形来吸收撞击的能量,减少撞击声的传播和反

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    jane doe

    july 27, 2023 This is a comment. Nunc sed porta neque. Sed dui elit, condimentum venenatis pretium ut, pellentesque eget nulla. Nulla facilisi. reply

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