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    混凝土八孔磚

    混凝土八孔磚
    指以粘土、頁巖、粉煤灰為主要原料，經成型、焙燒而成的多孔磚，孔洞率等于或大于28%（砌塊等于或大于33%），孔型為圓孔或非圓孔，孔的尺寸小而數量多的稱為多孔磚，主要適用于承重墻體
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