mining district是什么意思_mining district中文

mining district中文什么意思

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Discussion on roadway layout mode in high - gassy fully mechanized caving mining district
高瓦斯综放采区巷道布置方式的探讨
Electrokinetic remediation of cadmium contaminated soils in a lead - zinc mining district
铅锌矿区土壤镉污染的动电修复技术
Mining technology for thin coal seam in datong mining district and development direction
大同矿区薄煤层开采技术及发展方向
Development of multistage ventilation system of no . 2 mining district of jinchuan co
金川公司二矿区多级机站通风系统的发展
On the feasibility of wide plateform preserving and slope steepening in yingpanshan mining district
粉矿抛尾工艺的应用与探讨

mining district中文什么意思