排矸石、矿渣、粉煤灰等固体废弃物占用了大量的耕地，并对生态环境造成污染。
The waste solid, for example, waste rock, slag and fly ash, takes over huge amount of land and causes environment pollution.
本文主要论述了矿渣微粉、粉煤灰、废橡胶粉、废弃聚苯颗粒、尾矿砂等工业固体废弃物在干混砂浆中应用的研究进展。
Industrial solid wastes utilized in dry mix mortars mainly include blast furnace slag, fly ash, waste rubber powder, waste expanded polystyrene granule, steel slag and tailing sand.
研究了几种碱性激发剂对水淬高炉矿渣、钢渣和粉煤灰三种固体废弃物的激发效果。
The activation effect of some kinds of alkali activators for three solid wastes-water-quenching blast furnance slag, steel slag and fly-ash has been investigated in this paper.
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