... 铝炭砖alumina carbon brick 铝镁炭砖alumina-magnesia-carbon brick 锆炭砖zirconia graphite brick ...
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alumina magnesia carbon brick 铝镁炭砖
recycled alumina-magnesia-carbon brick 再生铝镁碳砖
Magnesia-alumina-carbon brick 镁铝碳砖
unfired carbon-free alumina-magnesia ladle brick 免烧无碳铝镁钢包砖
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