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- coal accumulation centers 聚煤中心
- DEPOSITIONAL SYSTEMS AND COAL ACCUMULATION OF SHANXI FORMATION, PERMIAN, IN NORTH GUOYANG COUNTY, ANHUI PROVINCE. 涡北地区二叠系山西组沉积体系及聚煤规律。
- Transgressive coal forming and coal forming under event are the essential features of Late Palaeozoic coal accumulation in Ordos basin. 海侵成煤和事件成煤是鄂尔多斯盆地晚古生代煤聚积的基本特色。
- Coal accumulation occurs mainly in peat paleo-bog and is also a key link during the sedimentation of coal-bearing strata. 古泥炭沼泽是煤聚集的主要场所,也是含煤地层沉积过程的重要环节。
- The extremely gentle slope of the large coal-accumulating basins in the Late Palaeozoic epicontinental seas in North China is believed to be good sites of coal accumulation. 华北晚古生代内陆表海大型聚煤盆地的极平坦的地势是煤聚积的良好场所，而事件性海侵为泥岩沼泽发育及泥炭迅速得以保存最终形成煤层提供了条件。
- The coal washability is controlled by coal accumulating area. 煤的可选性受控于煤的聚积环境。
- Chen Zhonghui.Sedimentary Environment and Coal Accumulation of Late Paleozoic Coal-bearing Strata in Eastern Margin of Ordos Basin.Wuhan: China University of Geosciences Press,1989. 陈钟惠。鄂尔多斯盆地东缘晚古生代含煤岩系的沉积环境和聚煤规律。武汉:中国地质大学出版社,1989。
- Based on the analyses of the sedimentary characteristics,depositional facies and systems of the Taiyuan formation in the Shuoxian Mining Area,the authors go further into the coal accumulation laws. 研究了朔县矿区太原组沉积特征、沉积相和沉积体系,在此基础上分析了太原组下组煤的沉积环境和聚煤规律。
- The distribution of carbon and oxygen isotopes in sequences are controlled by many factors,such as coal accumulation,terrigenous supply,;paleoclimate,depositional environment and geologic time. 碳氧同位素在层序中的分布是受聚煤作用、陆源物质的注入、古气候、沉积环境及时间等控制的。
- The variation in coal accumulation strength and the migration of coal-rich unit are subject to the development and abandon of the sedimentary system during the infilling of the basin. 聚煤作用的强度变化与富煤单元的迁移受盆地充填沉积时的沉积体系发育及废弃特点控制。
- coal accumulation characteristics 聚煤特征
- Lakeshore and fan delta plain of the thirdstage are the main enviroments of coal accumulating. 湖泊缓慢淤浅阶段的湖滨和扇三角洲平原是聚煤的主要环境。
- On vertical, coal accumulated in the Perm-Carboniferous and Jurassic, oil and uranium deposited mainly in the Jurassic, and gas reservoir in the Ordovician and Permian. 在纵向上,煤聚积于石炭--二叠系和侏罗系,石油和铀矿主要分布在侏罗系,天然气则储集在奥陶系和二叠系。
- We need to replenish our stocks of coal. 我们需要再次补充煤的储备。
- She piled on more coal before the fire go out. 在火熄灭之前她又加上些煤。
- I add the coal on the flame continuously. 我不断朝火里添加煤炭。
- They are ventilating the sap of a coal mine. 他们正在使煤矿坑道通风。
- Prohibition was laid on the export of coal. 禁止煤炭输出。
- Keywords subtidal sand flat;sedimentary sequence;coal accumulation; 潮下砂坪;沉积层序;聚煤特征岩溶陷落柱;
- He put a shovel of coal on to the fire. 他往火炉里加了一铲煤。
