The results have offered security guarantee condition when opencast working switches to underground working in the mine.
探测结果，为该矿由露天开采转入地下生产，提供了安全保障条件。
Mainly used in roadway construction, excavation rock and soil volume, opencast working, blom up holes of explosion & pre-intensity, for water conservancy projects.
主要用于道路建设、土石方开挖及露天开采，水利工程爆破孔、预烈孔的凿岩工序，是理想的高效穿凿设备。
The purpose of the paper is to discuss the relationship between underground right and ground right of reclaimed land in the process of opencast working of coal mine.
研究目的：探讨煤矿露天开采过程中复垦土地地上权和地下权的关系。
The high and cliffy is the result of opencast working. A lot of mine can not be opencast worked any more after many years mining, and the safety of the mining becomes a important problem.
露天矿边坡是露天开采活动的产物，随着开采的不段深入，很多露天矿转为露天井工联合开采，其开采安伞性成为亟待解决的课题。
The structure and working principle of the integrated monitoring system of opencast mining slopes deformation has been introduced. A monitoring example has been given.
文章介绍了露天矿边坡智能可动式自动监测系统的结构、工作原理，给出了监测实例。
This fault diagnosis data transmission and processing system for opencast coal mine management have been carried out on-site installation and testing, and it is working normally.
本文研发的露天煤矿设备故障诊断数据传输处理系统已进行现场的安装调试，初步使用正常。
This fault diagnosis data transmission and processing system for opencast coal mine management have been carried out on-site installation and testing, and it is working normally.
本文研发的露天煤矿设备故障诊断数据传输处理系统已进行现场的安装调试，初步使用正常。
应用推荐