查询词典 coal mine

As the world's biggest coal producer and consumer, China has been plagued by the problem of frequent coal mine accidents over the past few years.

在过去的几年，随着中国成为世界最大的煤炭生产国和消费国，中国已被时常发生的煤矿事故问题所困扰。

The collapsed mine belongs to Shanxi Coking Coal Group, China's biggest coal producer.

坍塌的煤矿属于中国最大的煤炭生产企业山西焦煤集团。

This paper tries to control the coal dust by dyna-wave dust removing technology and to study the technical feasibility and adaptability of removing flying dust in coal mine by dyna-wave washer .

对煤矿逸散性煤尘采用动力波除尘技术进行试验研究，证实动力波洗涤器对煤矿生产过程中逸散性煤尘进行治理的技术可行性和适应性。

Combining with the situation of the westren district of Jincheng Coal Mine, this paper analysed the influence of the design parameters of the helix roller in coal-cutting machine on practical effect, then put forward some improving measures.

结合晋煤集团西区煤质状况，分析了影响采煤机滚筒使用效果的设计参数，对提高块率、装煤效果、构强度提出了改进措施。

Mine workers move coal to be processed in Shenmu, which is one of the biggest coal-producing cities in China.

煤矿工人正在陕西神木市运煤，这是中国最大的产煤地之一。

And thus have attracted the world\s major coal-producing countries, universal attention, on behalf of the coal mine roadway support technology development.

因而受到了世界主要产煤国家的普遍重视，代表了煤矿巷道支护技术的发展方向。

Area of column of distributinging rule, coal forms the stress that combines coal post lower part the incidence of tall stress area and stoping model accident, the analysis pounds mine to press the course that produce and intensity, take different precaution and processing step in time, obtained very good result, get admissive in practice.

结合煤柱下方的应力分布规律、煤柱区域形成高应力区的影响范围和回采典型事故，分析冲击矿压发生的过程和强度，及时采取不同的预防和治理办法，取得了很好的效果，在实践中得到认可。

The study of methane-accumulation prevention and methane drainage theory and technology is the key for solving the problem of mine methane explosion accidents while the study of coal and methane outburst prediction together with the preventive measure sand technology is the basic guarantee to the controlling of coal and methane outbursts.

防止瓦斯积聚与瓦斯排放理论及其技术的研究，是解决矿井瓦斯爆炸事故发生的关键所在，而研究煤与瓦斯突出的预测及其防治措施技术是控制煤与瓦斯突出发生的根本保证。本文根据上述两方面存在的瓦斯问题，以理论、实验、计算机数值模拟和井下试验相结合的方法开展研究工作。

Basing on the theory of two-phase flow of gas and solid, and the characteristics of coal mine driving working face , using the discrete phase models of computational fluid mechanics to simulate the dust concentration during the ventilation process of coal drift driving with exhaust ventilation.

根据气固两相流理论，针对矿井掘进工作面的特点，采用计算流体力学的离散相模型对掘进工作面通风过程中粉尘浓度进行数值模拟，总结抽出式通风掘进巷道中粉尘浓度的沿程分布及变化规律。

This paper introduces the general situation of the construction of Baijiapo airshaft in Shaqu Coal Mine,Huajin Coking Coal Limited Company,expounds its construction scheme and equipment in the bedrock section ,and illustrates the construction methods and the rapid construction measures.

介绍了华晋焦煤有限责任公司沙曲矿白家坡风井的工程概况和基岩段施工方案与施工设备，对施工方法和快速施工措施进行了阐述。

You can snipe the second and third union leaders from this position.

您可以鹬第二和第三工会领袖从这一立场出发。

Aiming at the currently shortage of XML streams quality detecting, this paper proposes a new forecasting method of XML streams quality by least squares support vector machines, which is used the method of XML keys' vector matrix as windows, and vector product wavelet transform to multilevel decompose and refactor the XML streams series, that can fulfill real-time checking demand of XML quality, and ensure constraint, consist- ency and integrality. For even more adapting net load, it proposes a control strategy by weight and adaptive adjustment to ensure XML streams quality.

针对当前XML数据流质量检测存在的不足，提出构建XML键的矢量矩阵作为窗口，利用矢量积小波变换多级分解与重构XML数据流，再结合最小二乘支持向量机对XML数据流质量进行预测的一种方法，满足XML数据流质量重构时实时检测的要求，保证XML数据的约束性、一致性与完整性；为了更好的适应网络负载，采取加权与自适应窗口调整等调度策略充分保证XML数据流的质量检测。