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为了加强工业锅炉废渣的利用,我们自1979年下半年开始进行炉渣轻骨料混凝土的空心楼板的试验研究,现介绍如下: 一、原材料及混凝土配合比 1.炉渣试验用炉渣是取自三门峡西机务段的机
In order to strengthen the use of industrial boiler waste residue, we started the research on the hollow floor slab of slag lightweight aggregate concrete in the second half of 1979. The following are introduced: 1. The mix ratio of raw materials and concrete 1. The slag test slag is taken from west of Sanmenxia Machine section machine