driving efficiency是什么意思

网络释义

用法例句

The driving efficiency is further raised.

曹窑煤矿通过掘进工艺优化,调整了掘进工序中不合理的因素,使支护质量提高,巷修工程减少,进一步促进了掘进效率的提高,使掘进工作进入一种良性循环。

Analysis of the Operation of ST-1.5 Scrapers in Tunneling;

ST-1.5型铲运机在掘进中的运行分析

Computer application in mechanized slope tunneling;

计算机在斜井机械化掘进中的应用

The article introduces several methods of how to turn string without metering line during tunneling.

介绍了无测量线点时,巷道掘进如何拐弦的几种方法,使用该拐弦时可以把抽象的思维变为简单的距离与角度的测量,该方法操作简便实用,很适于无测量线时的应急,具有较强的实用价值。

Research on the Way of Semi cycle Ventilation in Tunnel Driving;

隧道掘进的半循环通风探讨

Ascertain Safe Length of Driving Tunnel in Advance under Water Body;

水体下巷道超前掘进安全长度的确定

Studies of Coalmine Safety Evaluation and Application in Driving Production System;

煤矿安全评价研究及其在掘进生产中的应用

Approach to the drifting and extraction under water-body in Chengzihe Shaft;

城子河煤矿立井水体下掘进和采煤初探

The Influences of The Construction Organization and Equipements of Drifting on the Hoisting Capacity of New Auxiliary Shaft in TongluShan Mine;

铜绿山矿掘进施工组织及装备对新副井提升能力的影响

Way to Develop the Drifting Technology;

平巷掘进技术的发展途径

Research purposes: At present,shield tunnelling machine has been applied widely in variable fields of civil engineering,but it is seldom found the shield tunnelling technology was applied to tunnelling in long-distance hard rock for subway construction.

利用盾构技术解决地铁工程中长距离硬岩掘进的工程实例不多见。

The key point of exercising its supremacy is how to let open-type hard rock TBM improve its instant utilibility and accelerate tunnelling speed.

敞开式TBM对中硬岩有着较好的适应性,如何提高机时利用率和加快掘进速度, 是体现敞开式硬岩掘进机发挥自身优势的关键。

This article presents an overview of cross-river tunnel projects in China and the development of large diameter shield tunnelling technology.

本文阐述了中国越江隧道工程的建设概况和大直径盾构掘进技术的发展,主要介绍了在上海黄浦江底软弱地层越江交通隧道工程采用盾构掘进施工技术的应用和发展过程,并介绍了正在建设和施工的三大长江越江隧道工程的概况,其中崇明和南京越江隧道为世界上直径最大的盾构隧道。

Research and Application on Rapid Excavation for Large Cross Section Rock Roadway in No.1 Mine of Yangquan Coal Mining Group;

大断面岩巷快速掘进在阳煤一矿的研究应用

On the basis of spontaneous combustion theoretical analysis,excavation technology of mine fire control are put forward and were applied to extinguish the fire on 1302 face of Yunhe Mine.

在对孤岛综放工作面的发火原因分析的基础上,提出了孤岛综放工作面掘进综合防灭火技术,并将综合防灭火技术成功应用于运河矿1302孤岛面掘进中。

Difficulties are fetched in excavation of No.

安楚公路的２￣＃、３￣大断面隧道均在断层破碎带中掘进，给施工带来了困难，为了确保工程的顺利进行，采用了微振弱爆破、正面短台阶、先拱后墙法的掘进技术；长管棚预注浆结合格栅拱钢支撑、喷－锚－网－喷的支护技术及围岩量测技术。