L17-38326-岩棉隔音材料[非建筑用途]
详情
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类号 L17 |
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项目编号 38326 |
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项目名 岩棉隔音材料[非建筑用途] |
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项目名(en) Soundproofing materials of rock wool [not for building purposes] |
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COOR √ |
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HARM √ |
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IDLI √ |