此方法对实现矿井生产优质高效具有现实意义。
This method has realistic meaning in realizing high quality and efficiency of mining production.
永久洞室的支护方法，多年来一直是松软岩层矿井生产的技术难关。
The supporting of permanent openings has been a difficult problem in production and technique for many years.
冲击地压是一种严重威胁矿井生产的灾害，大部分发生在采准巷道。
Pressure bump mostly occurring in developing workings is a hazard posing severe menace to mining operations.
矿井生产无论是采用自然通风还是机械通风，都要用到通风网路解算。
Ventilation calculation is needed in both the mechanical ventilation and the natural ventilation.
矿井通风系统是矿井生产的重要组成部分，是矿井安全生产的保障系统。
The ventilation system of mine plays an important part in the production of mine, which is the guarantee system for the mine to produce safely.
实际应用表明：该开关有助于提高矿井生产安全性，可靠性高，使用灵活。
The practical application proved that this kind of assembled switch was helpful to enhance the security of production in coal mine and had high reliability and flexibility.
当前由于矿井所处的恶劣环境，矿井生产安全一直是人们十分关注的问题。
For the scurviness of mining system, the security environment of mining system is focus of people.
通过分析矿层的空间变化规律来指导矿井生产及后期进一步的勘探开发工作。
Analysis of ore depot spatial distribution regulation by the model provides reference to mine production and final exploration and development.
采矿设计是煤矿设计单位的主要工作，其设计内容涵盖了矿井生产的各个方面。
The mining design, which is a main work of the coalmine design institute, covers each aspect of the mine production.
目前由于矿井巷道掘进效率普遍不高，从而极大地影响了矿井生产的正常接替。
Mine tunneling efficiency is generally not very high, which will have a tremendous impact on normal replacement of mining.
针对此现状，通过对其进行技术改造，使这些即将报废的旧设备继续为矿井生产服务。
In order to solve this problem, we can reform these facilities with new technology. After that these almost abandoned facilities can play roles in mining production.
如何安全回收采区上下山孤岛煤柱，提高矿井资源采出量，是矿井生产中遇到的难题之一。
It is one of challenges in the mining production to recover these coal pillars in order to increase the yield.
矿井通风系统调整是矿井生产的日常工作之一，调整方案的优劣直接关系到矿井的安全生产。
The ventilation system adjustment is one of the routines in mine production, and the quality of the adjustment project concerns mine safety production directly.
经过矿井生产的初步验证，所采用的技术手段合理，所获得的地质成果精度较高、效果较好。
With principium validating of mine production shows that the technical way is rational, the precision of geological effect is higher and results is better.
认为该煤系高岭岩是一种优质沉积矿床，开发利用好这一矿产资源，可提高矿井生产的综合效益。
It is considered that the coal measures kaolinite mentioned is a sedimentary deposit of high grade. Coal production enterprise could benefit from the development and utilization of it.
矿井提升设备是矿井生产的主要设备之一，是一套复杂的机械电气机组，是煤炭生产运输的主要工具。
The mine hoist equipment is one of the main mine pit production equipment. It is a set of complex mechanical electrical units and the main tool of coal production and transportation.
井下水泵房排水系统担负着整个矿井积水排除的任务，其安全可靠性直接影响矿井生产的效率和安全。
Pumping collected water from mining area is the job of drainage system in pumping house under mine, which has closely relations to mining security and efficiency.
矿井提升钢丝绳是矿井提升系统最重要的组成部分，钢丝绳断绳，不但影响矿井生产，还危及矿井安全。
The hoisting steel rope is the most important composition of the hoisting system in mine. Rope-breaking not only affects the production of mining system, but also endangers mine safety.
结合矿井生产实例，介绍了一种煤柱回采方法，并从合理布置回采方式和制定安全技术措施等方面进行了详细论述。
Combined with mine production, a coal pillar recovery method is introduced, and how to determine recovery form and to rule safety measures are narrated in detail.
以矿井生产过程中的提升系统为例，本文应用鱼刺图法对典型矿井提升事故案例进行分析，建立了矿井提升系统的事故因果模型。
This paper analyzes the typical cases of lifting system applying cause and effect diagram for the example of lifting system in mine, establishes the cause and effect model and identifies the hazards.
并确定了生产规模的可行范围，并以矿井生产寿命期内获得净收益现值最大为目标，给出了一种确定矿井最优生产规模的经济数学方法。
The available ranges of production scale are determined based on the analysed result. The method to get the best production scale is determined for getting the most profit in the whole mine.
介绍并探讨了矿井生产设备完好状况现场技术鉴定的主要方法、步骤与要点，对生产设备完好情况的现场技术鉴定做到操作规范具有积极作用。
The main methods and process and points of local technique appraisal are discussed in this paper, it will have certain action to the local technique appraisal of mine equipments.
他们很多也生产铜矿，铜矿常常是和黄金矿井并肩而立。
Many produce copper, too, since it often sits in the same ore bodies as gold.
Molycorp公司计划今年以它在帕斯山矿井储存的矿石生产3000到5000吨稀土，同时有了大的扩建计划。
Molycorp intends to produce 3, 000 to 5, 000 tons of rare earths from stockpiled ore at its Mountain Pass mine this year and has big expansion plans.
在地震中坍陷的矿井很快修复了，并恢复了生产。
The mine which caved in during the earthquake was soon repaired and resumed production.
矿井火灾的防治一直是煤炭工业安全生产的重点问题。
Mine fire preventing and controlling always is the key question of coal industry safety in production.
从而有利于生产管理和矿井设计选用合理的方案。
It is advantageous to the management of production and selecting reasonable plan in mine design.
分析了老矿井通风系统的特点及给生产带来的影响，给出了老矿进通风系统的改造步骤和方法。
The paper analyzes the characteristics of ventilation system of the old mines and the affects on production and introduces some methods of improving the ventilation system of the old mines.
在矿井的生产过程中，矿井的生产计划有着重要的作用。
In the course of the production in mine, the production plan of mine is of great importance.
在矿井的生产过程中，矿井的生产计划有着重要的作用。
In the course of the production in mine, the production plan of mine is of great importance.
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