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Spatial-temporal variance of reclamation soil physical and chemical character in opencast mine regio
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,Spatial-temporal variance of reclamation soil physical and chemical character in opencast mine regi
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Applying real time seismic monitoring technology for slope stability assessment-An Indian opencast c
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以永平铜矿多年生产实际资料为依据,运用统计分析方法,建立了矿岩破碎度与爆破参数、岩土性质相关数学,以及构成采矿直接成本的穿孔、......
The blasting operation plays a pivotal role in the overall economics of opencast mines. The blasting subsystemaffects al......
在论述电动轮汽车紧急灭火装置工作原理,结构特点的基础上,分析了其可能引起火灾的原因和防火区域的布置,对紧急灭火系统的主要技术性......
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露天矿开采具有劳动条件好,作业安全,生产能力有保障及损失率低等优点,因此露天矿的开采程度在不断加大。运用数值模拟和极限平衡2种......
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基于社会主义市场经济的现代化安全,高产,高效,环保的理念,以此结合依兰矿的现状进行了研究。考虑了经济合理剥采比的影响因素,分......
An integrated GPS and GIS based vehicle dispatching system was presented. The system uses GIS technology for the develop......
Frequency and scale of the blasting events are increasing to boost limestone production. Mines areapproaching close to i......
<正> In order to study the effects of soil compaction, and soil physical and chemicalcharacteristics after land reclamat......
论述了如何利用PowerBuilder开发一个比较通用的技术咨询子系统,对数据的插入、修改、删除、存储、查询及打印功能的技术问题进行了研究,在面向对......
Pollen and Spores from the Lower Cretaceous of Central Mongolia and Their Paleoclimatic Significance
The present study focuses on the Lower Cretaceous Khukhteeg Formation (Central Mongolia), which yields palynological ass......
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本文在收集在大量的边坡工程知识,经验,信息,特别是参考了英国煤炭露天开采委员会近10年来对240个不稳定边坡的调查研究结果的基础上,以专家......