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- Keywords High stress mine area;Minging;Key technique;Study and development;Jinchuan; 高应力矿区;开采;关键技术;研究与发展;金川;
- High stress mine area 高应力矿区
- Focussed Relaxation in High Stress Situations. 高应力集中缓和局势.
- Deformation prediction of over-the roadway extraction chamber in deep and high stress mining face 深井高应力区工作面跨采硐室变形预测
- The space of the extremum mine microseism is closely connected with the high stress zones. 极值矿山微震发生的空间部位与高应力区密切相关。
- The Ertan underground powerhouse, located in a high stress area, includes three large chambers linked by many tunnels and passages. 该厂房处于高应力区,由三个大洞室和许多与它们相连接的管道组成,所以厂房围岩的应力重分布和变形是一个典型而又复杂的空间问题。 为此采用了特别适于处理空间问题的边界元法。
- And they are almost twice as likely to have high stress levels. 此外,年轻人精神压力过大的几率高出近一倍。
- The article summarize by the numbers construction practice and mine of high effciency on safety in the single hydraulic prop cannon coal face and quality in Huainan mine area. 文章系统地总结了淮南矿区单体液压支柱炮采面安全高效开采的基本经验和具体做法,提出了淮南矿区单体液压支柱炮采面今后的发展方向。
- Speed up development of Panxi iron mining area. 加快攀西铁矿山建设。
- The Sulin mine area is a major host coal belt in the Huaibei coalfield. 宿临矿区是淮北煤田的主要赋煤地带。
- The highest stress range occurs near the support. 其最高应力范围发生在近支撑处。
- Must be able to work effectively in a fast paced high stress environment. 必须能够在高压力的环境下迅速而有效地工作。
- Manage Environment in Exploration and Mining Area. 管理矿区环境。
- The coal mining area is in the center of the basin. 煤矿区位于盆地的中心。
- The test for the wide span open stoping with subsequent fill in a high stress environment below the opencast pit was made in Deep Copper Mine operated by Baiyin Nonferrous Metals Co. 白银深部铜矿在露天坑下部高应力环境下试验了大跨度空场嗣后充填采矿法。
- Figure 1: Continuous flow lines in highly stressed crotch area. 图1:高应力弯钩区域的连续流径线。
- More than60 pits in old mining areas are being extended. 老矿区的六十多个矿井正在扩建。
- At Fengshan copper mine,the stability of ore and rock was poor and varied, and the stopes were located under the steep slope of high mountain, where the high stress was concentrated. 丰山铜矿矿岩稳固性差,变化较大,且采场位于高山陡坡之下,属于高应力集中区,巷道支护困难。
- Independent Coordinate System Establish Method in Mining Area. 矿区独立坐标系的建立方法。
- My mining area is containing the rich blue sandstone resources. 我矿区蕴藏着丰厚的青砂岩资源。