main roadway

Study on the maximal driving length of dummy drift in uranium mines Surrounding Rock System Control Technology of Fully-Mechanized Coal Face Passing the Main Roadway and Goof in a Very Short Distance

铀矿井独头巷道最大掘进长度的研究冲击倾向综采面极近距离跨大巷和过老巷技术

Practice on Supporting in Case of Working Across Over-600m Main Roadway

-600m大巷在跨采影响下的支护实践

Main roadway arrangement and characteristic of west mining area in No.98 coal seam

浅谈98号煤层西翼采区主要巷道布置及其特点

Application of grouting gobbing in the processing of main roadway roof falling zone

注浆充填技术在处理大巷冒顶区中的应用

Analysis of Floor Heave of Main Roadway in Soft Rock and Its Prevention in Huating Colliery

华亭煤矿软岩大巷底鼓成因及防治技术

Study of substituting main roadway in coal for main roadway in rock and calculation of width of stub pillar

以煤层主巷代替岩石主巷及护巷宽煤柱宽度计算的研究

Research on stability prediction and control of the-850 m main roadway in case of fully mechanized caving across mining

-850m大巷综放跨采稳定性预测与控制研究

Mining face and some of the main roadway , the use of this sensor can detect real-time gas concentrations , and indicate the gas concentration reaches the alarm immediately if the results exceeded .

此传感器能够实时的检测到采掘工作面和一些主要巷道里的瓦斯浓度，及时显示瓦斯的浓度，达到一旦超标立刻报警的结果。

Making trial of mining the protective pillar at main conveying roadway

开采主运巷保护煤柱的一次成功尝试

Simulation of Tramcar Transportation System in Main Mine Roadway

矿井大巷矿车运输系统模拟

Suporting Design of Main Haulage Roadway and Room in Weak Coalbed

松软煤层中主要运输巷道及硐室支护设计

Technology of Anchored Bolt Supporting for Main Return-air Roadway at + 450m Level in Gaohe Mine

高河矿井+450m水平总回风大巷锚杆支护技术

It has practical engineering value and important significance for mine sustainable development that research on failure deformation law and repairing support technology of main transportation roadway in deep coal mine .

开展煤矿深部运输大巷变形破坏规律及支护技术研究具有重要的工程应用价值，对矿山可持续发展具有重要意义。

Through analysis to weak coalbed and harmfulness to roadway , main haulage roadway and room supporting design and adaptability condition are discussed in weak coalbed .

通过对松软煤层的性质及其对巷道的危害分析，探讨了松软煤层中主要运输巷道及硐室支护设计形式及适用条件。

This paper introduces controlled blasting technology on signal chamber of pit-bottom and main haulage roadway , which are of complex condition , lithological character and highly security .

介绍了采用控制爆破技术施工位于井底车场及主要运输大巷的信集闭峒室，条件复杂，岩性变化大，要求安全性高。

The automatic air door in trackless main haulage roadway designed by taking PLC as control core and using the optical-mechanical-electrical technology can solve the automatic control problems of underground traffic and air resistance .

无轨运输大巷自动风门设计，是以PLC为控制核心，采用光机电技术，解决煤矿井下行车与阻风的自动控制问题。

Research on Emergency Ventilation System in Main Belt Conveyer Roadway and Its Application

矿井主胶带输送机道灾变通风系统的研究及应用

Rapid Construction in Main Coal Transportation Roadway Excavation

外运大巷快速施工

Application of Couple Inspect to Treat Collapsed Main Underground Transport Roadway

耦合监控在地下主运巷塌陷区锚固段应用

Fast driving method of west main return air roadway in Shihe mine

寺河矿井西总回风大巷快速施工法

The support with bolt and cable is a main way of roadway drivage .

锚杆锚索支护是巷道掘进的一种主要形式。

Application of couple inspect has been achieved to treat collapsed collapsed main underground transport roadway in Linglong Gold Mine .

主要阐述耦合监控技术在玲珑金矿地下主运巷塌陷区锚固段现场应用。

It is found that the main causes of roadway floor heave are the buckling , dilatancy and swelling of the strata that form the floor .

指出岩层的压曲、扩容和膨胀是引起巷道底鼓的重要原因；

With the flourishing development of anchor bolting technology at home and abroad , anchor supporting has become the main supporting in mine roadway and has increased the safety of down-hole operation .

随着国内外锚杆支护技术的蓬勃发展，锚杆支护已成为煤矿巷道的主要支护形式，极大提高了井下作业的安全性。

Recent years , with the increasing exploitation of coal resources , coal resources in shallow gradually reduce year by year , but mining depth is much deeper . High stress is main problem which threaten roadway support for deep mine .

近年来随着煤矿资源量的日益开采，浅部煤层资源量逐渐减少，开采深度逐年加深，高应力问题成为危及深部矿井巷道支护的主要问题。

Based on simulating model test and situ-observation analysis , the main failure character of entry is obtained . The distortion and destruction of main roadway start from the coal seam and take on asymmetric distortion and destruction .

在实验研究和实测分析的基础上，得出穿越煤层破碎带围岩的太平煤矿南四运输大巷的主要特征：巷道的变形与破坏由煤层开始，随煤层所处的位置表现出不对称变形与破坏。

Roadway is a main part in underground mining . Due to its great economic and significant strengthening benefits , rock bolt becomes the main supporting method in roadway .

巷道是煤矿井下生产的脉络，锚杆由于经济、加固效果显著成为巷道主要的支护方式。