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stone coal deposit 石煤矿床
He is busy with proving up a coal deposit. 他正忙于勘探煤层。
Geological Characteristics of the Stone Coal Deposits and its Prospects of the Development and Utilization in Huoqiu County 霍邱县石煤矿床地质特征及其开发利用前景初探
In the stone coal layer and the overlying black shale, there is a pyrite layer. 在石煤层或其上部的碳质页岩中含黄铁矿层。
There are extensive coal deposits in the U.S.S.R. 苏联的煤的储藏很丰富。
It's difficult to ascertain the coal deposits. 煤储量很难探明。
Canada used to be rich in coal deposits. 加拿大曾经盛产煤矿。
The geologist proves up a coal deposits. 地质学家探明了一个煤矿的藏量。
The results show that the vanadium in stone coal is almost completely to be located or implanted inside mica mineral. 结果表明,钒在石煤中主要富集在云母类矿物中。
In this experiment the characteristics of mixed filtration media composed of rare earth sandstone, quartz sand and stone coal were researched. 并对曝气过滤的效果及稀土瓷砂和石英砂、无烟煤混合滤料的性能进行了试验研究。
But the parliament would like to increase Mongolia's stake in the Tavan Tolgoi coal deposit to at least 51 percent. 现在的蒙古法令规定私有公司34%25的矿产收入要交给蒙古政府。
Lots of resources occurred in coal measures which associated with coal including oil shale,coalbed methane,anthraxolite,stone coal and oil. 含煤岩系中赋存有可供利用的油页岩、煤层气、碳沥青、石煤、石油等资源,这些能源矿产与煤有成因关系,往往伴生或共生。
Causticizing mud was used as a roasting additive of sodium chloride for extraction of vanadium pentoxide from stone coal. 从石煤中提取五氧化二钒时,用苛化泥作焙烧添加剂,以取代氯化钠。
The principles and low pollution process in production of vanadium pentoxide with stone coal containing vanadium are introduced in detail. 介绍用含钒石煤生产五氧化二钒的原理和低污染生产工艺。
Zheng Xiang-ming.Study on technique of recovering vanadium pentoxide from stone coal[A]:[Master Thesis].Xiangtan University,2003. [3]郑祥明;田学达.;石煤提钒新工艺研究[A]:[硕士学位论文]
The coal industry is running down as coal deposits are used up. 由于煤藏枯竭,煤炭工业正在衰落。
Our factory is located in E'nan is Chongyang joint-stock joint venture, professional to stone coal extraction of vanadium pentoxide. 我厂地处鄂南，是崇阳联合股份共同投资，专业以石煤提炼五氧化二钒。
From the coal rank and the combustion characteristics and kinetic analyzing results, the stone coal should be classed as a high rank and maggy anthracite coal. 根据煤阶和燃烧特性及动力学分析判断，石煤属于高变质的劣质无烟煤。
Uses: PCH-ring hammer crusher is most appropriate for a variety of brittle materials, such as coal, stone coal, coke, slag, red sandstone, shale, limestone, such as osteoporosis. 用途：PCH型环锤式破碎机，最适用于各种脆性物料，如煤、煤矿石、焦炭、炉渣、红砂岩、页岩、疏松石灰石等。
Extraction technology of vanadium from the sodium roasting,the non-salt oxidizing roasting,the stone coal soaking by acid (alkali) and its evolvement process were introduced. 介绍了钠化焙烧、无盐氧化焙烧、酸(碱)浸石煤等提钒的工艺及其演变过程。