查询词典 soft coal

Li Yangjian studied on the diastrophism which produced by the hard and soft rocks structure caused by the thick and hard limestone stratum at the bed top of the mining area and the weak intercalations coal measures strata durning he was working in coal measures pyrite mine at Fengli, where he found the new structure phenomena and get some basic point on continental layer controlled theory.

李扬鉴在枫林煤系硫铁矿工作期间，对矿区顶板厚层石灰岩刚硬层与下伏煤系软弱层之间软硬相间结构产生的构造变动，进行了长期地深入地研究，发现了许多前人没有发现过的构造现象，萌生了大陆层控构造学说若干基本观点的雏形。

Cao Yushu total right to build wells at coal mine near a period of construction work to be fully affirmed the work of the next stage of requirements: First, be aware of Coal Mine Safety Elm Well the importance of pre-production and further enhance the sense of responsibility and sense of mission , we must bear in mind the "second pioneering" historical mission, to take more effective and more practical methods of work, the scientific arrangement of the work, carefully organize construction work, the remaining project duration inverted one by one to ensure that mine pre-production schedule; second, is necessary to study the construction process to solve difficulties and problems arise, focus on strengthening the soft rock supporting and construction process of research, trial and error comparison, mine worked out well for Elm soft rock supporting a new road.

曹总对榆树井煤矿筹建处近一时期的矿井建设工作予以了充分肯定，并对下一步的工作提出了要求：一是要认识榆树井煤矿安全试生产的重要意义，进一步增强责任感和使命感，要牢记肩负的"二次创业"历史使命，采取更加有效、更加务实的工作方法，科学安排各项工作，精心组织施工，对剩余工程逐项倒排工期，确保矿井按期试生产；二是要及时研究解决施工过程中出现的困难和问题，重点加强对软岩支护和施工工艺的研究，反复试验比较，摸索出适合榆树井煤矿软岩支护的新路子。

According to coal seam situation and nature geology conditions in Xiaokang Coal Mine,the problems of road optimum design in the very soft rock coal mine are researched.

根据小康矿的煤层赋存状况及自然地质条件，围绕极软岩矿井巷道设计优化的问题进行了研究和实践。

Grouting reinforcement construction technology for the soft rock of coal bin ;2. The geologic conditions of coal bin and selection conditions of coal bin support are introduced.

介绍了煤仓的地质条件、煤仓下口支护方案的选择条件及煤仓仓身的施工过程，详细阐述了锚杆支护设计参数的选择过

This paper introduces a well-off in a very soft rock in coal mines, coal mines for the occurrence of this situation and the natural geological conditions, a very soft rock surrounding the coal mine tunnel intensive engineering design optimization problems of research and practice to meet the needs of mine intensive production .

介绍了小康煤矿在极软岩中，针对本矿的煤层赋存状况及自然地质条件围绕极软岩矿井集约化采煤巷道工程设计优化的问题进行了研究和实践，满足矿井集约化生产需要。

A soft, brownish-black coal in which the alteration of vegetable matter has proceeded further than in peat but not as far as in bituminous coal .

褐煤一种褐色软质煤，植物性物质的变化程度比泥煤重但比烟煤轻

In the paper, the soft of Sim for NSPK has been impoved ,and the coal burning model in the calciner and the pressure model in the NSP system have been build by using the modeling method of recognization. At the same time, The soft has been optimized to make the code and the structure of the soft more reasonable and simple. And through modeling and optimizing the soft, the dynamic simulation is realized preparatorily in the soft and it affords the condition for the real dynamic simulation.

本文修正并完善了Sim for NSPK新型干法窑系统仿真软件，根据已有的相关理论以及经验、生产数据运用辨识建模方法建立了分解炉内煤粉燃烧模型、窑外预分解系统的压力模型，规范了程序编排，并且使仿真软件能够较形象、动态地反映水泥烧成系统各参数随给定控制参数的变化而改变的过程，使仿真软件的功能和易用性大大提升了一步。

This mill Set drying, crushing, transportation as a whole, may save a wind machine, in which coal particles which are in suspension, which will help ventilated, dry, most suitable for grinding high-moisture lignite and more soft bituminous coal, drawback is that the impact of plate wear and short life span and the system is a serious air leakage.

这种磨煤机集干燥、破碎、输送为一体，可省一台风机，其中煤粒大多处于悬浮状态，利于通风、干燥，最适合磨制高水分褐煤和较软的烟煤，缺点是冲击板磨损大，寿命短且系统漏风严重。

The coal seam of No. 5102 face in Wuyang coal mine is steep, soft, and undulate. Aiming at this problem, the displacement and stress of top coal, roof and floor were researched by using UDEC software.

针对五阳煤矿5102工作面倾角大、煤层松软、煤层起伏大、综放开采的条件，利用UDEC数值模拟软件分别通过沿工作面走向和倾向剖面建立模型，对顶板、底板的位移和应力变化进行了研究。

The types of product in the Australia coal mine are hard and semi-soft coking coal, which are the shortage coal products in the international coal market.

该类型的产品在澳大利亚煤矿很难和半软焦煤，这是缺少煤炭产品在国际煤炭市场。

According to the clear water experiment, aeration performance of the new equipment is good with high total oxygen transfer coefficient and oxygen utilization ratio.

曝气设备的动力效率在叶轮转速为120rpm～150rpm时取得最大值，此时氧利用率和充氧能力也具有较高值。

The environmental stability of that world - including its crushing pressures and icy darkness - means that some of its most famous inhabitants have survived for eons as evolutionary throwbacks, their bodies undergoing little change.

稳定的海底环境─包括能把人压扁的压力和冰冷的黑暗─意谓海底某些最知名的栖居生物已以演化返祖的样态活了万世，形体几无变化。