By the practical cases, the application of deep mixing cement pile in foundation pit supporting is discussed in order to supply a economic, reasonable, safe reliable plan for foundation pit execution.
通过工程实例，探讨了深层水泥搅拌桩在基坑支护工程中的应用，为基坑开挖施工提供一个既经济合理又安全可靠的支护方案。
Establishing the safe and utility orientation system of the mine personnel in coal pit is of great significance for improving the safe production management of the coal pit.
建立可靠实用的煤矿井下人员定位系统，对改善煤矿的安全生产管理有着重要的现实意义。
So construction safe of the deep foundation pit technology growing highlights importance .
于是深基坑的施工安全技术的重要性日益凸显。
The divisional walls will divide the long strip pit into several small pits that will be excavated alternately to keep the old station stable and safe during deep pit excavation.
为了保证基坑开挖过程中既有车站的安全，用隔墙将新地铁车站长条形基坑分成小基坑间隔开挖。
It is very important to measure the volume change of mud in mud pit for the safe drilling, the control of well blowout and the lost of circulation.
测量泥浆池中泥浆体积的变化对于安全钻井，控制井涌、井漏具有十分重要的意义。
Bracing of foundation pit is to ensure that excavation and foundation construction for the smooth and safe environment foundation pit and used the pit retaining wall reinforcement and protection.
而基坑支护就是为保证基坑开挖，基础施工的顺利进行及基坑周边环境的安全，对基坑侧壁以及周边环境采用的支挡、加固与保护等措施。
Results indicate that the combination support of side slope of deep foundation pit is a safe, economic and effective support method under complicated geological and environmental conditions.
支护结果表明，深基坑边坡联合支护是处理复杂地质条件和环境条件的安全、经济、有效的支护方法。
The determination of safe pillar's thickness in the middle section of the first mining for transferring to underground mining from open pit is the key technical issue for mine. With MSC.
露天转地下开采矿山地下首采中段安全顶住厚度确定是矿山的关键技术问题，采用MSC。
Based on a certain foundation pit engineering, this paper adopt more practical pile anchor bracing technique to reach the safe, applicable and economic purposes.
该文针对某基坑工程，采用较实用桩锚支护技术，达到了安全、适用和经济的目的。
The stability of boundary pillar, which can be found across in mine shifting from open-pit to underground mining, is very important for safe production of underground mine.
境界矿柱稳定性分析是露天转地下矿山经常遇到的问题，对于矿山进行地下开采安全生产极其重要。
Adopting centralized control system is an effective method for the safe running of rubberized tape conveyer in the mine pit.
采用集中控制系统是确保煤矿井下输送机安全、高效的有效手段。
Technical measures are proposed for safe operation of fireproof fluid hydraulic coupling in explosive pit environment.
提出了难燃液偶合器在井下防爆作业安全运行的技术措施。
Open pit mine is excavated in hills land. Surroundings safety is seriously influenced. Therefore, mine safe production is broken.
在丘陵地区进行露天开采，地面变形对周边环境安全影响非常大，从而严重地影响到安全生产。
Open pit mine is excavated in hills land. Surroundings safety is seriously influenced. Therefore, mine safe production is broken.
在丘陵地区进行露天开采，地面变形对周边环境安全影响非常大，从而严重地影响到安全生产。
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