露天矿坑底薄煤层机械铲倒堆工艺研究 / Technology of mechanical shovel stripping technology in thin coal seam at the bottom of open-pit mines
- Resource Type
- Academic Journal
- Source
- 能源与环保 / China Energy and Environmental Protection. 45(7):280-290
- Subject
机械铲 倒堆工艺 坑底薄煤层 平均运距 经济效益 mechanical shovel stripping technology thin coal seam at bottom of pit average transportation distance economic benefits - Language
- Chinese
- ISSN
- 1003-0506