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发明公开
CN101042865A 吸音材料、吸音材料的制造方法以及吸音板 无效 - 撤回

吸音材料、吸音材料的制造方法以及吸音板
摘要：
本发明提供一种制造成本低、美观性以及吸音特性优良的吸音材料及其制造方法以及具有该吸音材料的吸音板，该吸音材料由金属制的板状部件(2)构成，在板状部件(2)上，沿其板厚方向设有直径200μm以下的多个通孔。
摘要（英）：

In order to provide a sound-absorbing material and a sound-absorbing panel which can be produce at a low-cost and have excellent beauty or appearance and excellent sound-absorbing characteristics, the sound-absorbing material is applied which is made from a metallic plate member (2), and multiple pierced apertures of 200 [mu] m or smaller diameter are arranged along a board thickness on the plate-shaped member (2).

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