1) reclaimed red soils in mine area
矿区复垦红壤
3) mine reclamation
矿区复垦
1.
The paper stated the research achievements and development status of coal preparation,hydraulic coal mining,slurry pipeline transportation,coal mining under the buildings,railway line and rivers,mine reclamation and environmental protection technologies.
论述了唐山研究院选煤、水力采煤、浆体管道输送、三下采煤和矿区复垦与环保技术的研究成果及发展现状,并对今后的发展方向作出了展望。
4) Reclamation soil in colliery
矿山复垦土壤
5) reclaimed manganese mineland
锰矿区复垦区
6) Red Soil exploitation
红壤垦殖
补充资料：矿区的土地复垦
矿区的土地复垦
矿区的土地复互
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条