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- Underground continuous mining 地下连续开采
- Application of large - diameter pre - fissures or smooth blasting in underground experiment stop of non - pillar continuous mining is introduced in the paper. 介绍了大孔径预裂（光面）爆破技术在凤凰山铜矿无间柱连续采矿试验采场中的应用。
- With the advent of the large scale and continuous uderground mining equipment,the continuous mining in underground metal mines has become the development orientation mining. 随着地下采矿设备的大型化、连续化，地下金属矿山的连续开采已成为矿山开采的发展方向。
- Technique of building diaphragm wall by water jetting is a new technology in building underground continuous wall. 射水法造墙技术是建造地下连续墙的一种新的施工工艺。
- This article discusses two noticeable problems in the construction of underground continuous wall. 本文就地下连续墙施工中这两个应注意的问题进行了讨论。
- The working face configuration type of continuous mining applied in this study can form a free-of-pressure arch effect which is beneficial to the stope stability. 研究中采用“品”字形连续开采的工作面布置方式可形成免压拱效应，有利于采场的稳定性。
- This paper analyses tbe static calculation of underground continuous concrete wall, introduces some static calculation and analysis in accordance with the design of undergrouad coantiauous concrete wall with sillgle anchor. 就地下连续墙的静力计算进行了分析，针对单锚式挡土结构形式的地下连续墙的设计，介绍了一些静力计算及分析。
- A three-dimensional finite element model was constituted to simulate the yield process of the macro-horizontal jamb in the tectonic stress field caused by continuous mining. 通过建立三维有限元弹塑性力学模型，模拟计算了水平矿柱上各盘区的屈服破坏过程。
- Continuous mining for ore drawing and hauling in stope is one of the important achieve-ments in the research area of continuous mining technology in China. 采场出矿运矿连续作业，是近年来我国在连续工艺技术研究领域中所取得的重大成果之一。
- Elastic theory method and finite element method are basic methods in structural calculation for concrete underground continual wall. 弹性理论法、有限单元法等是目前混凝土地下连续墙结构计算的常用方法。
- Taking 2-2 coal seam of Halagou coal mine for example,laneway system and its interrelated parameters with short-wall and continuous mining machine in Shendong mining area were introduced. 以哈拉沟煤矿2-2煤层的开采系统为例,介绍了神东矿区连续采煤机短壁式机械化开采的巷道系统及其相关参数。
- special-shaped underground continuous wall 异型连续墙
- underground continuous concrete cutoff wall 混凝土地下连续墙
- short-wall method with continuous mining machine 连采短壁采煤法
- Recently they have laid an underground pipeline. 最近他们铺设了一条地下管道。
- uniform speed and continuous mining 匀速连续开采
- The missile is delivered from underground. 这种导弹由地下发射。
- They were suspected of underground activities. 他们被怀疑进行地下活动。
- Moles stay underground most of the time. 钱鼠大部分时间住在地下。
- He went underground to avoid capture. 他转入秘密工作以免被捕。
