针对钻掘技术的发展趋势，介绍了几种常用的干式钻进施工方法。
According to the developing trend of the drilling, several common methods of non-circulating drilling are introduced.
数掘挖掘技术是支持企业资金调度决策分析和提高企业资金运营效果的有效工具。
Data mining technology is an effective tool to support the analyses of enterprise 's fund dispatcher and improve fund flowing effective.
通过分析近距离保护层开采、水力掏槽法及边抽边掘技术防治煤与瓦斯突出原理及实践应用，从而有利于煤与瓦斯突出矿井选择合理有效的防突技术。
The paper researchs the principle of protective seam mining, hydraulic slotting method and executing-digging technology to avoid risk of coal-gas outburst, and its practices in coal mine.
通过顾桥矿井筒施工过程中预留梁窝的施工实践，探讨了井筒掘砌中预留梁窝施工的技术因素、预留效果等。
By the construction practice of pre-reserved beam sump in the shaft construction of Guqiao Coal Mine, goes further into the technical factors and pre-reserved result ect.
并将此技术用于煤矿井下采煤机和炮掘工作面，取得了很好的降尘效果。
It has tnade a good results to use the techniques on the shearers and in the heading faces in coal underground.
介绍利用计算机多媒体技术编著《岩土钻掘工程学》多媒体课件的方法及过程。
Introducing the methods and processes in compiling multimedia courseware "Drilling & Tunneling Engineering" with the application of computer multimedia techniques in this articles.
论述了采用喷雾爆破技术可以防止炮掘工作面因放炮火焰引起的瓦斯、煤尘爆炸事故。
Gas or smut explosion induced by blasting ignition in the working face of digging and blasting can be prevented by using spray-blasting technology.
分析了MLE250/500-M型掘锚机截割机构的液压系统，提出采用电液控制技术方案，从而达到快速掘进的目的。
Analyses hydraulic system of cutting unit of roadheader-ring MLE250/500-M and the electro-hydraulic control technology was adopted, it may obtain higher speed of roadheader-ring in mining face.
综掘仍是高产高效矿井回采巷道掘进的主要技术方法。
The paper pointed the development tendency of the mechanized drivage technology in seam roadway.
据悉，技术学院共有550名符合条件的学生报名，主要涉及综采、综掘和机电专业。
It is reported that a total of 550 College students eligible enrollment, mainly related to mechanized mining, mechanized excavation and electrical professional.
据悉，技术学院共有550名符合条件的学生报名，主要涉及综采、综掘和机电专业。
It is reported that a total of 550 College students eligible enrollment, mainly related to mechanized mining, mechanized excavation and electrical professional.
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