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heavy aggregate
释义
heavy aggregate
Encyclopedia
工学
骨料
释
heavy aggregate
重骨料
表观密度在3000~4000千克/米3,堆积密度大于2080千克/米3的骨料。主要有铁、磁铁矿、砂铁、褐铁矿、赤铁矿、重晶石和烧结球等。
随便看
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更新时间:2026/3/14 13:52:42