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- Graphite deposit of Heye was formed by metamorphism of the Permian coal bed. 荷叶石墨矿是由二叠系煤层变质而成的石墨矿床,石墨与煤呈同层异矿关系。
- The processing techniques of coal series kaolinite are introduced. 介绍了煤系高岭土的几种深加工利用方法。
- The authors comprehensively analyzed the geological background and the epositional characteristics of the Late Permian coal bearing strata in Laochang coalfield,eastern Yunnan. 通过对滇东老厂煤田形成的地质背景和晚二叠世含煤地层沉积特征的综合分析,剖析了典型的潮坪聚煤环境和三角洲聚煤环境及其成煤作用。
- The hard kaoline at Mingshwei area commonly called Jiaobaoshi, it is generally referved as the alum clay "A" in North China Carboniferous and Permian coal measures. 明水地区的硬质高岭土俗称焦宝石,即我国华北石炭二叠纪煤系地层申的“A”层铝土。
- The age of Coal Series and its overlying Red Beds of Yunnan and szechuan has been aconflicting problem for almost half a century. 正>一、前言四川与云南中生代红层与煤系的时代问题,是长期间争论的问题。
- Shanle oilfield is an ultra-low permeability coal series interbred reservoir in Tuha field with special geologic condition and complex structures. 鄯勒油田是吐哈油区的一个特低渗煤系互层油藏,地质条件特殊,构造复杂。投产以来,由于衰竭式开采,地层压力持续下降,产量下降幅度大。
- The research reported in this paper, has provided a new industrial application for Anyang coal series kaolinite with high ironcontent. 本研究为高铁含量的安阳煤系高岭岩的工业利用,找到了途径。
- The well-known endemic fluorosis in western Guizhou Province, southwest China, was usually attributed to the high-content fluorine in late Permian coals. 国内外闻名的黔西地方流行病氟中毒常常归因于黔西晚二叠世煤中高含量的氟以及不科学的燃煤方式。
- Rongshu Zeng, Xinguo Zhuang, N.Koukouzasc, Wendong Xu, 2005 ,Characterization of trace elements in sulphur-rich Late Permian coals in the Heshan coal field, Guangxi, South China.Int.J.Coal Geol. 庄新国,2002,右江盆地演化对微细金矿成矿流体循环及其成矿的控制,沉积学大会论文选编,中国地质大学出版社,143-155.
- According to research of mineralogy, petrology and geochemistry, we discuss kaolin Mineral composition, chemistry composition, and change rules and origin of Datong coal series. 通过矿物学、岩石学和地球化学研究,对大同煤系高岭岩矿物组成、化学组成,及其变化规律和成因进行了系统探讨。
- Dai S F,Ren D Y,Tang Y G,et al.Concentration and distribution of elements in Late Permian coals from western Guizhou Province,China[J].International Journal of Coal Geology,2005(1,2). 代世峰;任德贻;张军营;等.;华北与黔西地区晚古生代煤层中铂族元素赋存状态及来源[J]
- On thebasis of describing mineralogy characteristics such as combination electron minro-form, crystallinity of clay minerals, the relationship between coal series clay minerals in theMesozoic Era in Ningxia Area and coal metamorphism was analyzed. 在概述粘土矿物组合、电子显微形态和结晶度等矿物学特征的基础上,探讨了宁夏地区中生代煤系粘土矿物与煤变质的关系。
- Analysis of coal-accumulating regulation the longtan formation coal series of later permian period in Liyuanba Minefield, Songzao Mining area, Qianyu 黔渝地区松藻矿区梨园坝井田晚二叠世龙潭组煤系聚煤规律分析
- Study on the flora existing in the late Early permian coal measures in Fujian 福建早二叠世晚期含煤地层植物群的研究
- ON THE MESOZOIC COAL SERIES OF WESTERN KIANGSI 赣西地区中生代含煤沉积
- Xuancheng coal series montmorillonite clay 宣城煤系蒙脱土
- sedimentary pyrite deposit in coal series 煤系沉积硫铁矿床
- 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。