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- acid drainage rom coal mine 煤矿酸性水
- 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。
- Acid Drainage Killing Some Fish in Ky. 河流遭酸性排放,鱼和昆虫死亡。
- However,V in acid coal mine drainage can not be removed with the increase in pH,on the contrary,the contents of V increase with the increase in pH. 酸性矿井水中V不能够随pH的升高而去除;反而会有更多的V溶解在水中.
- Mine tailings give rise to acid drainage and heavy metals which pollute ground water, surface water and dest ecological environment. 矿山尾矿由于产生大量酸性排水和释放重金属,污染地下水和地表水,破坏生态环境而成为人们关注的焦点。
- They underwrote the coal mine's bonds. 他们同意买下该煤矿的未认购的股票。
- Acid Drainage Killing Fish and Insects in Some Kentucky Streams, Report Finds. 报告发现:肯塔基州内河流遭酸性排放,使得鱼和昆虫死亡。
- There is a coal mine near my home town. 我的家乡附近有一个煤矿。
- We decided to open out a coal mine near the city. 我们决定在城市附近开发一煤矿。
- The coal mine was closed down due to exhaustion. 这煤矿因矿源枯竭而关闭了。
- They are developing a new coal mine. 他们在开发新煤矿。
- They sold the coal mine at a profit. 他们把煤矿卖掉赚了钱。
- China Geological Coal Mine Corp. 中国地方煤矿总公司。
- Coal Gas Factory of Datong Coal Mine Gro. 大同煤矿集团有限责任公司煤气厂。
- A passage or gallery in a coal mine. 通道煤矿中的通道或水平巷道
- My grandfather used to work in a coal mine. 我祖父曾在煤矿工作过。
- Liu township coal mine enterprises. 乡镇企业有刘沟煤矿。
- The miner is digging the coal mine. 矿工叔叔在挖煤。
- The company operates two factories and a coal mine. 那家公司经营两家工厂和一个煤矿。