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- pyrites in coal gangue 煤系硫铁矿
- modified pyrites in coal gangue 改性煤系硫铁矿
- This paper deals firstly with the distribution of pyrites in coals. 首先揭示了煤中黄铁矿的分布赋存规律。
- Xu Yi.Experimental research in desulfurization from iron pyrites in coal by microorganism technology[J].Acta Microbiologica Sinica, 1990,30(2): 134-140. [3]徐毅.;微生物法脱除煤炭中黄铁矿硫[J]
- Huainan is a coal city with a mining history of hundreds of years.Heavy metals pollution aroused due to large amount of coal gangue accumulating in coal mine. 摘要淮南是一个开采历史达百年的煤炭城市，由于煤矿的开采，煤矸石在地表大量堆积，对矿区周围环境造成了不同程度的重金属污染。
- Treatment on Coal Gangue in Coal Cleaning Production 煤炭清洁生产中的矸石处置
- The shape of pyrite in coal, formation generations, the textures of organic sulfur, and the geological genesis of sulfur in coal have been probed into as well. 探讨了煤中黄铁矿的形态、世代交替、有机硫的结构及煤中硫的地质成因。
- Research of groundwater pollution effect in coal gangue stack area 煤矸石堆积区地下水污染效应研究
- France has fallen behind (Germany) in coal production. 法国在产煤方面落後(於德国)了。
- Keywords waste water clarifying;nickelic waste water;particle size;dosing;ferrous sulfide;pyrites in coal measures; 废水净化;含镍废水;煤系硫铁矿;实验研究;
- He bought in coal for the winter. 他购买了大量的煤过冬。
- Canada used to be rich in coal deposits. 加拿大曾经盛产煤矿。
- This part of country is rich in coal. 这个地区盛产煤。
- The enormous coal gangue is difficult to use and causes environment pollution. 煤矸石堆积如山，难以利用且污染环境。
- Liaoning abounds in coal and iron. 辽宁盛产煤和铁。
- That area is rich in coal and oil. 那个地区盛产煤和石油。
- They bought in coal for the winter. 他们买了煤准备过冬。
- This region abounds (=is rich)in coal iron ore. 这个地区煤和铁石很丰富。
- Determination of trace Hg in coal gangue by catalytic spectrophotometry in the system of Nile blue-potassium chlorate 盐酸耐尔蓝-KClO_3体系催化光度法测定煤矸石中痕量汞
- Many ships stopped here to take in coal. 很多船只在这里停泊上煤。
