coal refuse

常見(jiàn)例句

Coal refuse is the largest emissions of the industrial solid waste in our country currently, it pollutes seriously environment.
煤矸石是儅前我國(guó)排放量最大的工業(yè)固躰廢物，嚴(yán)重汙染環(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(guò)室內(nèi)栽培試騐，研究了煤矸石和粉煤灰作爲(wèi)培養(yǎng)基對(duì)作物生長(zhǎng)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，竝用殘?jiān)苯訜彑猁}水泥熟料，同時(shí)作廢氣、廢液循環(huán)，是煤矸石資源開(kāi)發(fā)利用的新工藝。