隔音用发泡闭孔橡胶(37329)
Detalles
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类号 L17 |
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项目编号 37329 |
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项目名 隔音用发泡闭孔橡胶 |
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项目名(en) Expanded closed cell rubber for sound deadening |
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COOR √ |
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HARM √ |