The features and treatment process of coal contained wastewater in thermal power plants have been presented,a highly effective clarifier being used in the treatment system of coal contained wastewater in Wenzhou Power Plant.
介绍火电厂含煤废水特点及处理工艺。
The major coal-bearing strata in Guizhou, South China, is composed of the late Permian Longtan and Changxing formations whose sedimentary environments and structural setting had been found out in previous researches.
贵州省主要含煤地层是上二叠统龙潭组和长兴组,先前研究基本查明了其沉积环境和区域构造背景。
On the basis of mass borehole data, the paper analyzed Middle Jurassic coal-bearing strata distributing features, coal-bearing property,coal-forming period in the Yining basin.
以大量钻孔资料为基础,研究了伊宁盆地中侏罗统含煤地层的分布特征、含煤性、聚煤期。
Study on the Sporopollen Assemblages and their Geological Era in the Coal-bearing Formation of the Late Palaeozoic Era in Tangyang Mine Field of Jining;
济宁唐阳井田晚古生代含煤岩系孢粉组合及其地质时代
Upper Permian coal-bearing formation in Xinhua coal-mine is a set of coal-bearing formation of marine carbonate rock and clastic rock in Liuzhi,Guizhou.
贵州六枝特区新华煤矿上二叠统含煤岩系属于一套海陆交互相含煤建造。
Based on the rock type of coal-bearing formation ，the key factors to control rock mechanics properties ，such as lithological characters ，in-situ stresses, and moisture, are systematically analyzed.
基于含煤岩系主要岩石类型,系统分析了决定岩石力学性质的主要控制因素如岩性、地应力和水,探讨了不同岩性岩石在不同侧压和不同含水条件下的力学特征,分别建立了含煤岩系岩石力学性质与岩性、地应力和水等主要控制因素之间的定量关系。
A series of late Jurassic-early Cretaceous coal-bearing basins have developed in southern Songliao Basin and distributed regularly.
松辽盆地南部发育了一系列晚侏罗世—早白垩世含煤盆地,呈规律性展布。
Analysis of sedimentary facies of the Jurassic sediments of coal-bearing basins at the southwestern margin of Tarim basin is conducted by statistic of sedimentary thickness, lithofacies, sedimentary facies and assemblage zonation in couple with genetic marks such as stratigraphic association, structure, mineral compositions, fossils, vertical sequence and dimensions.
通过对塔里木西南缘含煤盆地侏罗系内沉积物的厚度、岩相、沉积相及其组合分带特征研究,结合岩石(层)结构、构造、矿物成份、古生物、垂直层序以及空间形态等成因标志,进行沉积相分析。