L19-40446-用作炉衬的耐火块
详情
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类号 L19 |
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项目编号 40446 |
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项目名 用作炉衬的耐火块 |
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项目名(en) Refractory blocks for use as furnace linings |
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COOR √ |
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HARM √ |
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NICE √ |
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MGS √ |
