【摘要】 通过分析明利铁矿所在区的综合环境,对明利铁矿土地复垦进行适宜性评价,将评价单元划分为采矿沉陷地、废石场压占地和露天采坑挖损区三类,并采用主导因子,对各单元进行适宜性等级评定,最终确定了明利铁矿的土地复垦方向和面积。更多还原

【Abstract】 According to the analysis of the comprehensive environment of Mingli iron ore,the paper undertakes the adaptability evaluation of the land reclamation of Mingli iron ore,classifies the evaluation units into mining subsidence areas,waste-rock yard’s deposited land and open excavation area,adopts the leading factors to undertake the adaptability grade evaluation of the units,and identifies the land reclamation direction and coverage of the ore.更多还原