full face mining是什么意思

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用法例句

Analysis and ascertainment of people's operation reliability at coal face;

采煤工作面人的操作可靠度分析与确定

The support power of the trend longwall coal face;

走向长壁高档采煤工作面支护力

The gas density is higher at coal faces in the key-point area of gas management.

瓦斯管理重点区的采煤工作面由于瓦斯体积分数比较高,在开采过程中过断层、补洞子、以及搬家撤面时,容易出现瓦斯积聚的情况。

Application of a new pattern of hydraulic propeller in mining face;

新型液压推溜器在采煤工作面上的应用

It is widely used in the push of transporter of each type in mining face of coal mine underground.

该产品属于外注式液压开式系统,用单体液压支柱液压枪和卸载扳手进行操作,它广泛应用于煤矿井下采煤工作面各种型号输送机的推移。

This paper analyzes the regularity of the gas emission in mining face and its main influencing factors,and expounds the gas treatment and control technology.

分析了采煤工作面瓦斯涌出规律及其主要影响因素,论述了瓦斯治理及控制技术。

Through analyzing Principal Component Analysis(PCA) and Gene Expression Programming(GEP),a novel GEP Algorithm based on PCA is proposed and applied to predict the amount of gas emitted from coalface.

在研究主成分分析和基因表达式程序设计的基础上,提出一种基于主成分分析的基因表达式程序设计新算法,并将其用于采煤工作面瓦斯涌出量的预测。

The prediction of the amount of gas emitted from coalfaces is the basis of ventilation system design and safety measurement implementation.

预测采煤工作面瓦斯涌出量是进行通风设计和制定矿井安全技术措施的重要依据,而影响采煤工作面瓦斯涌出量的各因素之间关系不明确。

Based on some typical examples of gas explosions on the coalface,the basic events resulting in gas explosions are generalized and a fault tree is drawn.

根据矿井采煤面瓦斯爆炸的一些典型事例,概括出导致瓦斯爆炸的基本事件,编制了采煤工作面瓦斯爆炸事故树。

New method to determine dust concentration in coal mining face;

确定采煤工作面粉尘浓度的新方法

Aiming at problems of easy accumulation of gas at corners of coal mine face worked,develop fan which is proper to keep work under the particularity environment,add a new of method for controlling the accumulation of gas at corners of coal mining face worked,gained all right result in the coal enterprise application.

针对煤矿采煤工作面上隅角容易聚集瓦斯问题,研制出一种适合矿井特殊环境下使用的引风器,为采煤工作面上隅角瓦斯治理增加了一种新的途径和措施。

The paper also introduces the applications and expectation of modern manufacturing methods on coal mining face.

本文同时介绍了其在采煤工作面中应用与展望。

This article analyses the cause of roof falling down in mine working face, and puts forward 5 kind of improving methods.

通过对采煤工作面机道漏顶的分析,找出4个方面的原因,并有针对性地采取了5条改进措施。

The state of the whole mining system is changed with the working face advance or tunnel boring, as well as drag, rock pressure, gas concentration.

本论文依托于国家“十一五”科技支撑重点项目《煤矿瓦斯、火灾与顶板重大灾害防治关键技术研究》,在大量煤矿安全评价资料的基础上,综合国内外煤矿安全评价理论和技术研究现状,针对目前煤矿安全评价存在的普遍问题,提出并建立了煤矿安全动态评价模型,编制了煤矿安全动态评价软件,并对具体煤矿采煤工作面单元进行了安全评价。

Application of Saw Mining at No.43004 Coal Face in Dongfeng Coal Mine

锯式采煤法在东风煤矿43004采煤工作面的应用

Determination of Ventilation Way at Coal Face with Longwall Mining Method

长壁采煤法采煤工作面通风方式的确定

Technology of Gas Outburst Elimination,Gas and Coal Dust Management with Water Injection in Coal Seam at Coal Face in "Three Soft" Coal Seam

“三软”煤层采煤工作面煤层注水消突治理瓦斯、煤尘技术

Study and Application on Safety Control of Roof at Coal Face;

采煤工作面顶板安全管理的应用研究

Analysis and outlook of the present status of the coalface-used outburst-prevention drilling rig WANG Wei ZHA 0 Jiyun QIN Jiasheng

采煤工作面防突钻机现状分析与展望

Instrument Blackout Applies Gas to Coal Mining Face Concre

瓦斯断电仪在采煤工作面的具体应用

The Safe Performance Analysis of Lighting Lamp and Lanterns for Coalface

采煤工作面照明灯具的安全性能分析

Research of Intelligent Inference and Graphical Presentation of Excavate Coal Working Face Supersedure in Coal Mine

煤矿采煤工作面接替的智能推理与图形化研究

Technology Application Study on Hydraulic Pressing in Coal Face of Medium Hard Seam

中硬煤层采煤工作面水力压挤技术应用研究

Research on Distribution Regularity of Deposited Dust in Return-air Way of Coal Face

采煤工作面回风巷沉积煤尘分布规律的研究

Power Supply Plan for Thin-layers in Fully-mechanized Mining

煤矿井下薄煤层综采工作面供电方案

Idea on combined coal mining technology with multi coal shearers for longwall coal mining face

长壁工作面多采煤机联合采煤工艺的构想

Increasing Rate of Coal Mining with Improving Coal Caving Technology at Fully Mechanized Face

改进综放工作面放煤工艺提高回采率

Practice of "Two Wining and One Caving" Technique on Blasting and Top-coal Caving Working Face

“两采一放”工艺在炮采放顶煤工作面的实践

The Research on the Coal Mine Extraction Cost System Prediction

煤矿工作面回采成本的系统预测研究

Study about Outburst Mechnism and the Predicting Method for Full Machined Coal Face;

综采工作面煤的突然压出危险性预测

Application of the non-coal column recovery technology in fully mechanized top coal caving mining face

无煤柱开采技术在综放工作面的应用

Equipment Lectotype of Full-mechanized Mining Face in Sandaogou Colliery

三道沟煤矿综采工作面设备配套选型