复数: slag heaps
noun
BrE矿渣堆;熔渣堆 a large pile of slag from a mine
Toxicity of metal chromium to microorganism activities in soil around chromium-containing slag heap
铬渣堆放场中金属铬对周边土壤微生物毒性效应
A snow-streaked slag heap looms large in the lives of poor villagers in the Xinjian Coal Miners'Village .
对新建矿工住宅区的贫困户来说,这个白雪蔼蔼的煤渣堆是不可或缺的。