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- Applied Study of Secondary Support Technique for Development Roadway in Soft Coal Seam 软煤层开拓巷道二次支护技术的研究
- roadway in soft coal 软煤巷道
- High resistance and yieldability of the support are the key factors to guarantee the stability of the roadway in soft strata. 支架的高阻和可缩是确保软岩巷道稳定性的关键。
- Directing to the problems existing in goaf roadway in soft rock roadway,find out the optimum solvent and make goaf roadway technology all_round way spread. 针对沿空送巷在软岩地区存在的几个问题,提出解决措施,找到解决问题的最佳办法,使沿空送巷技术得到全面推广。
- Bolt and spout supporting technology in soft coal and rock roadway with high stress 高应力软煤岩巷道锚喷支护技术
- Her hair hung to her shoulders in soft ripples. 她的头发呈飘柔波浪式披悬到肩。
- Research of bolting in soft coal seam with high earth stress 高地应力松软煤层锚杆支护应用研究
- Application and Reinforcement of the Fixing Bolt Before Digging Roadway in Soft Rock 超前锚杆在软岩中的加固作用机理及其应用
- Couch hard arguments in soft words. 理要硬而话要软。
- He had large fat feet cased in soft calfskin boots. 肥大的脚塞在一双软皮靴里。
- Soft coal burns with more flames than hard coal. 烟煤燃烧时火焰较无烟煤多。
- But the pubic only has soft coal, no any char. 可公家只有烟煤，没有干炭。”
- The whole house was painted in soft pastels. 整座房屋都漆成柔和淡雅的色彩。
- He speaks to his baby in soft tones. 他用柔和的语调和他的婴儿说话。
- Artificial sweeteners are used in soft drinks. 软饮料中使用人造甜味剂。
- The combined support with cable bolt wire mesh and shotcreting is applied in coal roadway in Xingan Coal Mine of Hegang Mining Industry Group. 鹤岗矿业集团兴安煤矿在煤巷中应用锚索锚杆挂网喷喧支护,取得了较好的技术经济效果。
- Thrive in calamity and perish in soft living. 生于忧患,死于安乐。
- While conveying the coal slope roadway in coal mine well,hydraulic drawwork has become the main equipment conveyance including person. 在煤矿井下采区倾斜巷道运输中,液压绞车已成为一种包含运人的主要运输设备。
- The mining sequence effects in different working faces on stability of floor haulage roadway in high tectonic stress field in Fangezhuang Coal Mine are discussed. 提出在构造应力场中,开采运输巷道上方的煤体使巷道产生拉伸形变是巷道破坏的主要根源。
- Roof Control of Tunnls of Full-mechanized Caving Mining Face in Soft Coal Seam 软煤层综放工作面两巷顶板管理
- 今日热词
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- 深远海浮式风电平台 - deep-sea floating wind power platform
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- 京雄高速公路 - Beijing-Xiongan expressway
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- 农业及相关产业增加值 - the added value of agriculture and related industries
