shaft top arrangements是什么意思

用法例句

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

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。

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。

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

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

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

Application and analyse of similar “Y” style ventilation mode in outburst mine;

类Y型通风方式在突出矿井中的应用分析

1 Mine of Pingdingshan as a high gassy and high outburst mine,the paper researched on the mine field gas geological conditions and the geological factors affected to gas reservoir and gas outburst.

基于平顶山一矿为高瓦斯高突出矿井,研究了该矿井田瓦斯地质条件和地质因素对瓦斯赋存及突出的影响,在总结突出矿井瓦斯地质规律的基础上绘制瓦斯地质图,进行突出危险性区域划分,实行分级管理,从而指导该矿井工程设计和进行安全生产。

The coal roadway driving is a "bottleneck" problem of influencing and restricting the normal replacement of mining and driving in the outburst mines.

煤巷掘进一直是影响和制约突出矿井采掘正常接替的"瓶颈"问题。

Application of multi element area method to mine fire disaster simulation;

多单元区域方法在矿井火灾模拟中的应用

The image processing method can be applied for the prediction and forecast of mine fire disasters.

提出了采用图像法对矿井火灾进行预测预报,克服了以往监测方法的弊端。