• He has worked at the coal face for eight hours.

    矿工工作面上已经小时了。

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  • Two models for output of mechanized coal face are constructed with Markovian theory.

    利用马尔可夫理论,构造了两个机采工作面产量模拟模型

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  • The safe monitoring system on the coal face is the nerve of safe production in coal mine.

    综采工作面的安全监测系统煤矿生产神经系统。

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  • Duct monitoring system is an effective means to predict the trends of spontaneous combustion in coal face.

    束管监测系统预报采煤工作面自然发火趋势有效手段

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  • The in-situ practices show that most rock bursts occur in the front abutment scope ahead of the coal face.

    现场实践表明大多数冲击地压发生工作面前方超前支承压力范围内

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  • The safe production in coal face is directly influenced by the low pressure sealing quality of hydraulic props.

    单体液压支柱低压密封质量直接影响工作面安全生产

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  • The field investigations show that ground pressure of coal face with high productivity depends on face advance rate.

    通过现场实测,得出了对浅煤层高产高效工作面顶板来特征不同推进速度矿压显现规律。

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  • Analyzing the accident of the type and reason in blast mining top-coal face, and preventative measures are provided.

    分析炮采工作面顶板事故类型产生原因,提出了预防措施。

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  • The practices prove that the presented technology can assure the safety and high production efficiency of the coal face.

    实践证明这套技术安全、可靠、有效能够保证工作面进行高效生产

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  • Why lose a hard-working 25-year-old for a couple of years when you can train him internally and keep him at the coal face?

    为什么要一个积极进取25岁的年轻人浪费几年的光阴(去读MBA)? 而期间通过内部培训将使其显露才干。

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  • Based on several typical examples of gas explosion occurred at coal face, the basic events of gas explosion are summarized.

    根据矿井采煤瓦斯爆炸一些典型事例概括出了导致瓦斯爆炸基本事件

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  • This research will benefit a deeper understanding of buried coal face planninf and mining in karstic collapse column region.

    本文成果采煤工作面合理布置具有指导意义,有助于岩溶陷落柱研究进一步深化。

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  • The barycentric coordinates of the plane view projection of a coal face are solved with a formula of geometric gravity centre.

    利用平面图形几何重心公式计算回采工作面水平投影图形重心坐标,然后根据影响传播角开采深度计算下沉盆地中心位置的坐标。

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  • Scraper conveyor of reliable, stable and efficient operation will directly affect the productivity and efficiency of coal face.

    刮 板输送机可靠稳定高效运行直接影响采煤工作面的生产能力效率

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  • In the coal face, tubing length of 1000 meters, up to more than 4000 joint socket, the tank without a special dust-proof facilities.

    采煤工作面油管总长1000多米接头插口多达4000多个特殊的防尘设施。

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  • The heart rate and energy metabolism rate of shearer operators and prop-setters during labour at coal face are measured at work site.

    对机械化采煤工作面的采煤机司机支柱工劳动心率能量代谢进行现场实测。

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  • Precisely predicting the amount of gas emitted from the coal face is of great importance in the design of mine and production safety.

    正确预测瓦斯涌出,对于指导矿井设计安全生产重要意义。

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  • Now the sensor has been successfully used to monitor the working condition of supports at fully mechanized coal face with good results.

    目前传感器成功地用于综采支架工况监测,使用效果良好

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  • This paper introduces the methods and measures of the adjustment of support tilt caused by ultrahigh mining in fully mechanized coal face.

    本文介绍了综采工作面回采超高倾斜歪倒支架调整方法措施

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  • The practices prove that the technology which can assure the safety and high effective product of the coal face is safe, secure and effective.

    实践证明,这套技术安全可靠有效能够保证工作面的安全高效生产

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  • This article is important and has practical significance in putting forward the study about forecasting dangerousness of full mechined coal face.

    本文研究对于进一步推动综采面突然压出危险性预测技术的研究具有重要的科学价值实际意义。

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  • Automatic lifting of shearer drum is one of key techniques of coal face automation, and its core is identification technique of coal and rock interface.

    滚筒自动调高实现采煤工作面自动化关键技术之一核心分界识别技术

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  • Coal face of the gushing water, the solid particles with the recovery cycle of the content of the changes in content homework change, which is cyclical.

    采煤工作面的水中固体颗粒含量随着回采循环作业内容改变变化,因而,具有周期性。

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  • In this paper, the methane emitted from three sources, i. e. from the goaf, the coal face and the broken coal, into a mechanized longwall face is analyzed.

    本文综合机械化采煤工作面的三种沼气涌出进行了分析

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  • Along with mining depth becoming deep and coal output increasing, the gas discharge increased, and gas problem of primary mining in coal face becomes important.

    随着采煤深度的下延产量加大瓦斯涌出量逐步增加,采煤工作面期间的瓦斯问题越来越引起重视

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  • It is pointed out that the methane emitted from the goaf and the coal face may be approximately taken as constants, but that from broken coal is a function of time.

    作者指出采空区壁上沼气涌出可以近似作为常量,采落煤炭沼气涌出则时间函数

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  • The writers, using the theory and method of Management Information systems (MIS), designed and realized a MIS of production facilies in a fully mechanized coal face.

    运用管理信息系统理论方法设计实现综采工作面生产设备管理信息系统。

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  • The fast loading technology with the support loading station is successfully applied in the support withdrawing at the fully mechanized coal face in Xinyao Coal Mine.

    新窑煤矿综采工作面支架回撤中成功应用支架车站快速装车技术,解决了综采工作面搬迁支架装车速度慢、安全隐患多的问题。

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  • When using compressed air to supply coal evenly, the layout space and quantity of delivery equipment will have a direct influence upon the cooling result in coal face.

    采用压缩空气均匀供冷降温采煤工作面,送风器的布置间距数量直接影响着采煤工作面的降温效果。

    youdao

  • When using compressed air to supply coal evenly, the layout space and quantity of delivery equipment will have a direct influence upon the cooling result in coal face.

    采用压缩空气均匀供冷降温采煤工作面,送风器的布置间距数量直接影响着采煤工作面的降温效果。

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