查询词典 buckwheat coal

Studies of longitudinal and horizontal distribution of coal reservoir ,macroscopic petrographic types,microcosmic petrographic component,pore configuration and permeability,vitrinite reflectance as well as absorbability in coal-bearing formation of Neopaleozoic in Shenmu area of the Ordos Basin indicate that,coal beds are thicker in the east and west,but thinner in the north and south.

通过对鄂尔多斯盆地神木地区上古生界含煤岩系中煤储层的纵横向分布、宏观煤岩类型、微观煤岩组分、孔隙结构与渗透性、镜质体反射率和吸附性能等方面特征的研究，认为：煤层总厚呈东西厚、南北薄的分布特点，煤层厚度满足煤层气开发的要求；多为半亮煤，仅东部边缘地带以半暗煤为主，表现为低含水、中等灰分含量和高挥发分含量的烟煤；煤岩显微组分中，镜质组含量最高，其次为惰质组；孔隙类型以微孔、过渡孔为主。

The coal mining method of oblique sublevel concentration as a new technology hasnt been very perfect in China until now, so we set up three-dimensional finite element model of this kind of mining method novelly based on Datai coal mine of Beijing Coal Group as an example using Ansys software.

俯伪斜分段密集采煤法，作为一种较新的采煤方法，在我国技术上还不很成熟，因此，首次针对京煤集团木城涧矿大台井的地质条件和赋煤状况，通过简化建立三维立体有限元模型，模拟计算了该矿煤层顶底板在开采前后运动变化情况。

To reduce the cost of coal blending ,new coal blending project was optimized based on the petrographic analysis of each coal and their caking properties.

通过在首钢迁安煤化工有限公司开展炼焦配煤方案的优化和调整工作，先后进行了工业炉孔试验和工业试生产。

There is a great difference in the gross composition and biomarker distribution between chloroform extracts of coal and oil from coal measures, which results in a difficulty in oil-source correlation in a coal-bearing petrolific basin.

煤的氯仿抽提物族组成和生物标志物分布特征与煤系原油存在很大差别，导致含煤沉积盆地中煤系原油的油源确认十分困难。

In combination with the internal attribution of coal-bed coal thickness, coal petrologic composition and ash content, etc.

提出了一套研究煤层割理及割理系统的方法，并完善了用割理评价渗透率的方法。

The comprehensive research showed that coalbed methane accumulation is mainly controlled by coal seam thickness ,coal petrological composition,coal rank,adsorbability and good preservation conditions.

综合研究表明：该区煤层气富集的控制因素主要为煤层厚度、煤岩组分、煤级、吸附性能和良好的保存条件。

A new desulfurization apprach for pulverized coal combustion is introduced in this paper; pulverized coal is first burn in a precombustion furnace under oxygen deficient condition (about 30% air needed in boiler is provided for precombustion), in precombustion moust of sulfur in coal is decomposed and oxidized, and evolved, the sulfur evolved is trapped in a desulfurizing fluidized bed by calsuim, and then the char and gas are introduced to the boiler furnace for complete combustion.

本文提出了一种煤粉燃烧脱硫新方案，利用煤中硫优先氧化分解释出的原理，用少量的空气（大略为锅炉实际空气用量的30％），在一前置燃烧室中，使煤粉中硫的绝大部分被分解氧化，释放出来，释放出来的硫在脱硫流化床中被石灰脱硫剂脱除，未燃烧的炭粒与烟气再吹进锅炉膛中完全燃烧。

The strategic analysis is introduced into coal enterprise logistics cost precontrol and it set goals for the logistics cost at last from the strategic plane of the coal enterprise competition demand,through logistics strategic cost agent analysis and logistics strategic location analysis to determine logistics service level under different logistics strategies in coal enterprise,and it provides premise and foundation for the logistics cost control from the view of value creating.

煤炭企业物流成本事前控制引入战略分析法，从煤炭企业竞争需求的战略层面出发，通过物流战略性成本动因分析，物流战略定位分析，确定煤炭企业不同物流战略下的物流服务水平，可以最终为确定物流成本目标，为从价值创造的角度进行物流成本控制提供前提或基础。

Evaluating innovation system ability of state-owned coal mines that is predeterminative condition of building high yield and high efficiency innovation system of state-owned coal mine and constituting definitely innovation stratagem of coal mine.

评价国有煤矿创新系统能力是建设高产、高效的国有煤矿创新系统和有的放矢地制定国有煤矿创新战略的先决条件。

High organic sulfur Beisu bituminous coal and high pyritic sulfur Yangquan anthracite, which involved in raw coal and no inorganic sulfur coal, have been used to investigate the regularity about sulfur forms evolution during combustion by means of improved automatic sulfur analyzer in this paper.

利用改进的自动测硫仪，以高有机硫北宿烟煤和高黄铁矿硫阳泉无烟煤作为研究对象，在不同温度下对原煤和脱无机硫煤在煤燃烧过程中硫析出特性进行了研究，另外对原煤和脱无机硫煤在热解和燃烧时硫形态的变化进行了研究。

Methods Clinical data of 3 cases of bile duct injury during laparoscopic cholecystectomy were analyzed retrospectively.

回顾总结3例LC术中胆管损伤的临床资料，分析3例胆管损伤的原因及对策。

These techniques are applied to the gobang.

本文将这些技术用于五子棋中。