常見例句雙語例句Coal refuse is the largest emissions of the industrial solid waste in our country currently, it pollutes seriously environment.煤矸石是當前我國排放量最大的工業(yè)固體廢物，嚴重污染環(huán)境。In-door planting experiment was carried out to study the influence of the mining offal, using coal refuse and fly ash as the planting medium, on the crop of red soybean.通過室內(nèi)栽培試驗，研究了煤矸石和粉煤灰作為培養(yǎng)基對作物生長的影響。Extracting alumina from coal refuse, sintering cement clinker directly from residues and circulating waste gas and liquid is a unusual technology for utilization of coal refuse.從煤矸石中提取氧化鋁，并用殘渣直接煅燒硅酸鹽水泥熟料，同時作廢氣、廢液循環(huán)，是煤矸石資源開發(fā)利用的新工藝。 返回 coal refuse