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- HEAVY METALS IN SOIL CONTAMINATED BY COAL MINING ACTIVITY 采矿活动对煤矿区土壤中重金属污染研究
- They are ventilating the sap of a coal mine. 他们正在使煤矿坑道通风。
- That coal mine is no longer worked. 那个煤矿已经不经营了。
- Theory simulation of coal mining activity planning based on humancomputer conversation 基于人机对话的采煤作业计划的理论仿真
- INFLUENCES OF XIAOLANGDI RESERVIOR WATER STORAGE ON MINING ACTIVITY OF ADJACENT COAL MINE 小浪底水库蓄水后对煤炭资源开发的影响
- Analysis on deterioration of ecologic environment in mine area caused by coal mining activity and its prevention counter measures 煤炭开采对煤矿区生态环境损害分析与防治对策
- Coal mining has always been a dangerous occupation. 采煤向来是一种危险职业。
- General bituminous coal mining; Motor freight. 一般烟煤开采;汽车货运。
- They underwrote the coal mine's bonds. 他们同意买下该煤矿的未认购的股票。
- The landscape was destroyed by coal mining. 自然景观由于挖煤而受到了破坏。
- There is a coal mine near my home town. 我的家乡附近有一个煤矿。
- Jiamusi Coal Mining Machinery Co. 和佳木斯煤矿机械有限公司。
- Stope management is one of important tasks in mining activity underground. 采场管理是矿山井下生产工作中的一个关键性环节。
- XUZHOU COAL MINING GROUP CO., LTD. 江苏徐州矿务集团有限公司。
- A coal mining boom has swept across north China. 煤炭行业的繁荣,在华北到处可见。
- Heilongjiang Coal Mining Machinery Group Co. 宣布,已向国有黑龙江煤矿机械集团有限公司。
- Mine activation delay increased from 10 to 30 secs. 矿活化拖延从10个增加到30秒。
- The coal mining area is in the center of the basin. 煤矿区位于盆地的中心。
- Township enterprises mainly in coal mining. 乡镇企业以开采煤炭为主。
- Scope: Coal mining. Coal mining. 经营范围:开采原煤。