您要查找的是不是：
- high-concentrated arsenic acidic coal mine wastewater 酸性高砷煤矿废水
- 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。
- RECYCLING ON COAL MINING WASTEWATER RESOURCE AND CIRCULAR ECONOMY 煤矿矿井水资源化与循环经济
- Coal Mine Wastewater 矿井水
- They underwrote the coal mine's bonds. 他们同意买下该煤矿的未认购的股票。
- 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。
- Both the PFU method and physicochemical analysis indicated that mine wastewater could be effectively p... 其中生物多样性指数更能有效地评价水体质量。
- 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。
- The composition of mine wastewater is complicated and the harmfulness is great,among the rest the acid mine drainage is the worst contaminative. 矿山废水成分复杂,危害性大,其中以酸性废水的污染最为严重。
- A passage or gallery in a coal mine. 通道煤矿中的通道或水平巷道
- Both the PFU method and physico chemical analysis indicated that mine wastewater could be effectively purified b y the constructed wetland. 其中生物多样性指数更能有效地评价水体质量。
- 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。
