Mathematic models for mine fire simulation and determination of refuge route;
矿井火灾仿真与避灾路线的数学模型
Selection of temperature sensors in testing system of mine freezing temperature field;
矿井冻结温度场测试系统中测温传感器的选择
Reconstruction design on mine auxiliary transportation system in Wangpo Mine;
王坡矿井辅助运输系统改造设计
Study and practice of intrinsically safety coal mines construction;
构建本质安全型矿井的探索与实践
Control system of gas exhausting without over-limitation in heading faces of high gas coal mine;
矿井掘进面瓦斯无超限排放控制系统
Measures of Disaster Relief to Deal with Gas Explosion Accident and its Countermeasures in Coal Mines;
矿井瓦斯爆炸事故救灾措施与对策
Measuring of Jinling iron mine shaft ventilation system and its technical modification measures;
金岭铁矿矿井通风系统测定与技改措施
Based on hydrochemical data of water samples from each water-bearing stratum, a discernment model of mine shaft water resource outburst is established using fuzzy comprehensive evaluation.
根据各含水层水样的水化学资料 ,用模糊综合评判方法建立矿井突水水源判别模型 ,并通过与其它方法对比 ,效果较
At first, the paper introduces the purpose of one grout-curtain around a mine shaft.
本文首先介绍了一矿井帷幕注浆的工程目的 ,然后对注浆的具体工艺做了一一阐述 ,最后对工程失败的原因进行了理论分
Comments on the signification for the development of high productive and efficient mines with adopted apparatus comprehensivly;
刍议综采设备对发展高产高效矿井的意义
The ventilation network graph is one of the important drawings in the ventilation management of the coal mines.
矿井通风网络图是矿井通风管理的重要图件之一 ,也是进行矿井通风系统模拟、网络解算、通风系统优化的基础资料 。
On the basis of the characteristics of underground mines,the speech coding of underground mine communication system is studied.
对语音编码技术的特点进行了分析与研究 ,对波形编码、声码器和混合编码三种主要的语音编码进行了比较 ,并介绍了GSM和CDMA两种系统语音编码及部分常用语音编码芯片 ,指出了语音编码技术的发展趋势 ,并根据矿井井下特点 ,对矿井通信系统所采用的语音编码技术进行了研究 ,最后得出了几点有用的结
Artificial neural network is non-linear,error-tolerant,self studying and on-line,so that is suitable to safety evaluating of shaft ventilation system.
针对矿井通风系统安全评价,提出利用人工神经网络的非线性、容错性、自学习及实时处理等特点,建立了基于BP神经网络的矿井通风系统安全评价的数学模型,并对某矿通风系统进行了实例评价。
Through analyzing the problems in coal production,a shaft operation control system has been developed and a set of rule has been edited,which has achieved good economic and social benefit.
通过分析煤炭企业生产管理中存在的问题,研究了《矿井作业流程操作控制系统》,并制定了《矿井作业流程操作控制试行规程》,其在阳煤三矿具体应用过程中,获的经济和社会效益显著,具有推广应用价值。
Sealing Water in Shaft Wall with C-S Grout and Chemial Grout;
本文介绍近年来三个矿井利用 C-S 双液浆和化学浆处理井壁淋水的方法、材料、反应机理和堵水效果。
Appraisal of pit safety production based on neural network;
矿井安全生产的神经网络评价
The shaft of a mine.
竖坑矿的矿井或竖井
Code for design of inclined shaft and chambers of coal mine
煤矿矿井斜井井筒及硐室设计规范
A ventilating shaft, as in a mine.
(比如矿井中的)上风井
To bore(a shaft) with a trepan.
钻用钻井机钻(矿井)
the depth of the well, mine, box, trunk
井、 矿井、 盒、 行李箱的深度
An excavation in the earth from which ore or minerals can be extracted.
矿,矿井采掘矿石或矿物的地下坑道
Code for design of chambers around pit-bottom of coal mine
煤矿矿井井底车场硐室设计规范
There were seventy men in the mine when it blew up.
矿井爆炸时,井里有70 个矿工。
the mining of ore or coal from an open mine.
从敞开的矿井提取矿石或煤的采矿。
RECYCLE ON HIGH-SALINITY MINE WATER IN SHENDONG MINING AREA
神东矿区高矿化度矿井水资源化探讨
mine static head
矿井通风系统静压头
winch-type measurer for mine shafts
矿井用绞车式测量器
The sides of the shaft were closing in!
矿井四周正在崩塌下来!
The mines have been closed by a strike .
由于罢工矿井关闭了。
supply with a brattice, to ventilate mines.
装上矿井通风用的风幛。
The cage was drawn up from the mine.
罐笼从矿井里吊了起来。
The main level of a mine.
主坑道矿井的主要位置
tunnel a hole, shaft, passage, etc
挖掘洞穴、 矿井、 通道等.