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- Practices on bolt and grouting support technology for mine high stressed roadway in deep mine 深水平高应力区巷道锚注支护技术实践
- Comprehensive experiment and stability monitoring for soft and complex strata of high stress roadway in deep mine project 深部高应力松软岩层稳定性监测及实验研究
- high stress in deep mine 超深高应力
- Focussed Relaxation in High Stress Situations. 高应力集中缓和局势.
- 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。
- Deep mining first blighted the West Virginia landscape. 深挖矿井首先使弗吉尼亚州的风景遭到破坏。
- 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 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 results of numerical calculation show no stress concentration occurred, and the high stress regions are converted into the deep areas after applying coupling support scheme. 计算机模拟结果显示,巷道实施耦合支护方案后,应力集中程度减小,高应力区向深部围岩转移,支护系统可靠性明显增强。
- 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。
- The extraction of coal from these deep mines is expensive. 从这些深矿中取得煤是很昂贵的。
- This work tries to study an eco-type revetment material named ZZLS that can combine vegetation recovery with mine high slope protection. 开展一种可将矿山高边坡防护和恢复植被有机结合的ZZLS绿色生态材料的研究应用。
- The characters of deep mine are larger raw rock pressure,larger ore body plasticize,mine pressure severe appearance. 深矿井的特征是原岩压力大、矿体塑性大及矿山压力显现剧烈。
- The LORD God is my strength, and he will make my feet like hinds\' feet, and he will make me to walk upon mine high places. 主耶和华是我的力量。他使我的脚快如母鹿的蹄。又使我稳行在高处。
- After entering deep mining in Fujia mine, the orebody becomed small, stope layer transition increased, and productive capacity decreased. 富家矿转入深部开采以后,矿体变小,采场转层次数频繁,生产能力降低。
- The deep well coal road cable of small diameter hole and high pre-tension structure and craft were studied according to the condition of high stress and composite roof in Fengcheng coal field. 结合丰城矿区高地应力、合顶板等复杂地质条件,研究深井条件下煤巷锚索采用小孔径、加高预应力的结构形式和施工工艺。
- JIANG Yaodong, ZHAO Yixin, LIU Wengang, et al.Investigation on three-dimensional model of instability of translatory coal bumps in deep mining[J]. 刘文岗;姜耀东;周宏伟;等.;冲击倾向性煤体的细观特征与裂纹失稳的试验研究[J]
- The influencing factors relating to chamber stability of deep mining stope were fully analyzed, and the factors were divided into 4 types. 摘要对影响深井采场凿岩硐室稳定性的因素进行了全面分析,并将影响因素分为4类。
- Under high stress or low stress abrasion working conditions, high Cr white cast iron can be used just after it having been air quenched. 高应力磨料磨损或低应力磨料磨损工况条件下,高铬白口铸铁空淬后不须回火可直接应用。