Influence of ecoenvironment and the problem to be solved due to open pit excavation 露天煤矿开采对生态环境的影响及其亟待解决的问题
Environmental influence of the closure of open pit coal mine and reclamation and reuse 露天煤矿闭坑对环境的影响及其土地复垦与再利用
Determination of transformation program in southem dump of pingzhuang western open - pet coal mine 平庄西露天煤矿南排土场改造方案的确定
Upgrade and transformation of gather - control station of bucket system heidaigou open - pit coal mine 黑岱沟露天煤矿轮斗系统集控站的升级与改造
The application of the ecological succession principle on the land reclaimation in the open coal mines 生态演替原理在露天煤矿土地复垦中的应用
Experimental study of soil physical and chemistry property and improve measures of dump in haizhou open - pit coal mine 平庄西露天煤矿排土场的合理布局
Land characteristic information and classification in opencast coal mine based on remote sensing images 基于遥感影像的露天煤矿区土地特征信息及分类研究
Study on environmental problems raised by china ' s opencut coal mine mining and prevention amp; amp; mitigation measures 我国露天煤矿开采环境问题及防治对策研究
Fuzzy comprehensive assessment of the underground watercontaminated by the leaching water of dumping area of open pit coal mine 露天煤矿排土场地下水环境质量影响的模糊综合评价
The stockpile of opencast coal mine is a kind of huge artificial loose dump , which has the problems of serious soil erosion and instability 大型露天煤矿排土场是一种巨型人工松散堆积体，存在着严重的水土流失和排土场稳定问题。
