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- Abolished open mining pit 废弃矿坑
- Technology to apply open mining pit to treat mine industrial waste water 利用露天采坑处理矿井工业废水的技术
- Keywords Open mine pit slope;Anti dip layered structure;Engineering geomechanics model;Slope failure mechanism.; 露天矿边坡;层状反倾结构;地质力学模型;滑坡机理;
- The optimal furrow pit direction and the optimal slope configuration fit to the little north open mining was obtained. 优化设计所取得的边坡形状为金堆城露天矿最大限度的减少废石剥离量,指导采区安全生产提供了帮助。
- Study on Water Filling Factors of Mining Pits in Baiyinhua 3 # Open Mine 白音华3号露天矿矿坑充水因素研究
- The mining of ore or coal from an open mine. 从敞开的矿井开采矿石或煤。
- The mine pit caved in, and the workers escaped via the air vent. 矿井里发生了塌方,工人们都从通风口里逃生了。
- During more and more open pit transiting to concavity open mining, people make much account of the study on the best slope mechanical configuration, which in favor of the stability of concavity slope. 随着越来越多的露天矿山转入深凹露天开采,有利于深凹边坡稳定性的最优边坡力学形状研究越来越受到人们所认识和重视。
- Working in mining pits is very hard for miners. 矿工们下到坑井里工作是很辛苦的。
- An open mine (usually for coal) where the seams run close to the surface. 接缝连接表面的露天矿藏。
- It is an extraordinary mining pit located 300 kilometers northeast of Yellowknife in Canada. 加拿大耶洛奈夫东北处有有一个奇妙的矿井。
- The mine's management works laboriously, though it is not necesary for them to work in the mining pit. 负责管理矿务的人员虽然不一定要下井,但也很辛苦。
- The Long-Gu mine pit development construction fast will impel economy develop of Long-Gu town powerfully. 龙固矿井的开发建设将为龙固镇经济的快速发展起到强有力地推动作用。
- The difficult fault which the hydraulic tows the shearer is always appear that the mine pit production process to tow and some times does not tow. 液压牵引采煤机在矿井生产过程中容易出现时牵时不牵的疑难故障,原因查找困难,处理时间长。
- And the solutions in boulder are proposed Which have good references to improving blasting effeCt for open mine. 对露天矿爆破及改善爆破效果有一定的参考价值。
- ABSTRACT:The coal mine hoisting technique is in the mine pit transportation pharynx and larynx equipment, is communicates about the mine pit. 煤矿提升设备是矿井运输中的咽喉设备,是沟通矿井上下的纽带。
- After the knock-off bell, workers came up from the mining pits. 打过下班铃后,井下的工人们就从坑口上来了。
- Taking Huo Linhe open mine as an example, the article expounds in detail on the building method and application of the simulation mining software. 本文以霍林河露天矿为例,阐述了计算机模拟开采系统的建立方法及其应用。
- Should the death penalty be abolished? 应该废除死刑吗?
- Through the applied research of the fuzzy control technology in the mine pit elevator, we mainly explain the design and the application of the mine hoister fuzzy control system. 通过模糊控制技术在矿井提升机中的应用研究,主要阐述了模糊控制系统在矿井提升机制动系统方面和制动系统与调速系统相协调方面的设计与应用。