您要查找的是不是:
- shallow thick seam 浅埋厚煤层
- New Mining techniques and equipments are utilized to raise the production and efficiency with longwall mining in thick seam. 为了提高中厚煤层长壁综采的高产高效,采用了新的开采技术工艺和设备,达到了预想的目的。
- An initial mining depth in the thick seam or a depth of a full seam cut will cause an obvious increasing in crack height and also in horseshoe distribution. 增大重复开采厚度以提高采煤工效和矿井经济效益;
- Shotholes are prepared by powerful drills. The drills may be mounted on mobile platforms, where an unusually thick seam is being worked in two benches; the bulldozer clearing the upper one gives some idea of the height. 炮眼预先用功率强大的凿岩机钻好。凿岩机安装在可移动工作平台上--较厚的矿层都分为两个台阶开采,推土机清理上层台阶形成一定的高度。
- Based on the recent years mining practice,study the technical management problems in thick seam mining,accumulate some actual experiences in roof management in thick seam,adopt the efficient technical measures and achieve the good result. 通过多年的开采实践 ,作者着重研究了厚煤层开采的技术管理问题 ,在厚煤层开采顶板管理方面积累了一些实际经验 ,采取了行之有效的技术措施 ,收到了较好的效果
- Pillar-support method adopted for thick seam mining 刀柱采煤法在厚煤层开采中的应用
- Test of low slicing with coal roof in thick seam 忻州窑矿厚煤煤层下分层留顶煤开采试验分析
- thin and thick seam with steep dip 急倾斜较薄厚煤层
- It is only shallow people who judge by appearances. 只有浅薄的人才会以貌取人。
- spontaneous ignition special thick seam 易发火特厚煤层
- My heart beat thick in the course of the interview. 在面试过程中我的心跳得厉害。
- This machine utilizes bobbin winder and big rotary shuttle, especially available for sewing thick seaming work piece. 采用全回转式的大釜与大梭仔,适合粗线之车缝。
- shallow thick coal seam 浅埋深特厚煤层
- The rain ran in shallow runnels alongside the path. 雨水流进路边的小河沟里。
- Mud Tehcnique Used in Shallow Thick Oil Drilling in the Kelamayi Oil Field 克拉玛依油浅层稠油钻井泥浆工艺
- Our ship grounded in shallow water/on a sandbank. 我们的船在浅水中[在沙滩上]搁浅。
- She has a rather shallow personality. 她的个性相当浅薄。
- For a while, the darkling star disappeared behind thick clouds. 隐约出现的星星暂时消失在厚厚的云层後面了。
- That dish is too shallow to serve soup in. 那只盘子太浅了,不能盛汤。
- She felt that his love had always been covered by thick cloudiness. 她觉得他的爱总是笼罩在浓厚的朦胧中。