The mathematical model of complex coal seam is established by mathematical statistics method.
利用数理统计的方法建立复杂煤层的数学模型。
Owing to complex coal-forming process, the trace elements in coal present unique accumulation and scatter laws.
由于复杂的成煤过程，煤炭中微量元素呈现独特的集散规律。
However, the resource-bearing regions distribute uneven. The conditions of complex coal mining technology and biological environments limit the coal resource development of energy bases.
但是，我国煤炭资源地域分布不均衡，复杂的煤矿开采技术条件和生态环境制约着我国能源基地煤炭资源的开发。
The draft of coal mine excavation plan is typically an unhealthy structural and complex tech economic problem.
矿井采掘计划的编制是典型的不良结构和复杂的技术经济问题。
The coal and gas outburst is an extremely complex geological power phenomenon that occurs in the coal mine production, is one of most serious disasters in the coal mine production.
煤与瓦斯突出是发生在煤矿生产中的一种极其复杂的地质动力现象，是煤矿生产中最严重的灾害之一。
In this paper, the experience of improving coal resources recovery in the fields with high inclination Angle and complex structures are summarized on the analysis of Hegang Basin structural features.
通过对鹤岗盆地构造特点的分析，总结了在大倾角、构造复杂区块内提高煤炭资源回收的几点实践经验。
Aimed at some technological questions caused in the drilling of complex strata in coal field, especially in Cenozoic strata carried out discussion.
针对煤田地层钻进中钻遇复杂地层特别是新生界地层时涉及的几点技术问题进行了探讨。
The burst of coal and methane is a complex procedure, therefore, the correct predicting of that is very important.
煤与瓦斯突出是一个复杂的过程，做好预测预报工作显得尤为重要。
This observation, as the first evidence, experimentally supports the theory of possible occurrence of iron-polysulfur complex in coal suggested recently.
由此，首次以确切的实验证据支持了过去关于煤中可能存在铁硫复合结构的理论推测；
The mine hoist equipment is one of the main mine pit production equipment. It is a set of complex mechanical electrical units and the main tool of coal production and transportation.
矿井提升设备是矿井生产的主要设备之一，是一套复杂的机械电气机组，是煤炭生产运输的主要工具。
Lurgi coal pressured gasification ammonia production equipment has long process flow and complex technology.
鲁奇煤加压气化制氨装置工艺流程长、技术复杂。
Because the coal belts of Juye coal field are thick and steady and the geological structures in the exploration area are medium to complex.
巨野煤田煤层厚度大而稳定，勘探区构造中等偏复杂，因而采用地震先行、钻探验证的综合勘探方法。
A new type of complex flocculant PBKD is prepared from coal refuse and pyrite slag, and is used as flocculant in the treatment of tanning waste water.
以煤矸石及硫酸烧渣做原料，制备了一种新型复合絮凝剂PBKD，并将其用于制革废水的处理。
Due to the complex structure and large diameter of the RC silo of containing coal, it is impossible to analyze it with traditional design method.
大型预应力钢筋混凝土储煤筒仓结构新颖，受力复杂，其直径超出了筒仓规范规定，无法按常规设计方法对其进行结构计算。
The move crevasse superimposes mutually and constitutes the complex underground crevasse network, which are produced by geologic structure crevasse in Fuxin Basin and mining coal.
盆地内地质构造断裂和采煤活动中产生的采动断裂互相叠加，构成了十分复杂的地下断裂网络。
Fully-mechanized Coal Winning is difficult in the production with complex working face.
综合机械化开采对构造复杂工作面生产具有较高的要求。
A supervoxel data model is introduced to represent exactly the complex space distribution of geological data in the coal mining area.
首先建立了一种能够有效地表达矿区地质数据复杂空间分布的超体元数据模型；
Xuehu coal main and subsidiary well have deep shaft, thick surface soil and strong disability, poor pourability in the hydrated grope rock and complex geology condition.
薛湖煤矿主、副井井筒井深、表土厚且膨胀性强、基岩含水层可注性差、地质条件复杂。
Opens gathers assemble the main shaft amount producing coal system engineering in mine (northern district) greatly, it is complex to build.
张集矿(北区)主井出煤系统工程量大，施工复杂。
The effective utilization of coal resources is very concerned by the society. It is a complex and systematic project.
实现对煤炭资源的有效利用是一项复杂的系统工程，也是社会各界都十分关注的课题。
The coal production cost forecast is an extremely complex question.
煤炭生产成本预测是一个非常复杂的问题。
In view of complex and changeable background noise in coal mines exploitation, the key question is how to extract the effective AE signal.
鉴于煤矿开采过程中，背景噪声相当复杂且多变，如何能将有效的AE信号提取出来是一个关键问题。
Non-coal underground mine is big and complex system, carry out safe appraisement must first the existent major dangerous, harmful factor in system argue one by one to know.
非煤地下矿山是个大而复杂的系统，进行安全评价必须首先对系统中存在的主要危险、有害因素逐个进行辩识。
It's relatively difficult to keep coal quality steady, especially for a coal mine with complex geological background.
特别是在地质条件复杂矿井，保证产品质量稳定难度较大。
Under complex geological conditions, rheology of coal seams may easily cause interlayer-gliding of coal seams.
复杂地质条件下煤层受层间滑动作用容易发生流变。
The influence of coal ash compositions upon fusion and slagging properties is comparatively complex.
煤灰中化学成分对煤灰的熔融和结渣特性的影响比较复杂。
The influence of coal ash compositions upon fusion and slagging properties is comparatively complex.
煤灰中化学成分对煤灰的熔融和结渣特性的影响比较复杂。
应用推荐