1) cutting
[英]['kʌtɪŋ] [美]['kʌtɪŋ]
掏槽
1.
Combining the specific engineering practice,this paper discussed the theoretic and practical bases of reasonable lying of the cuttings hole toward characteristics of the big cross-section sap tunneling demolition,and calculated the reference quantity of explosive in single hole under condition of the mild-rigidity rocks.
文章结合具体工程实践 ,针对大断面坑道掘进爆破的特点 ,依据具体的工程要求 ,对深孔掏槽的布设参数作了探讨 ,提出了掏槽孔合理布设的理论和实践依据 ,并计算出了在中等硬度岩石中的参考单孔药量 ,对坑道掘进施工中的类似情况有一定的参考作用。
2.
By using the LS-DYNA 3D nonlinear dynamic finite element software,the elasticity calculation model was established to analyze the generation and transmission of stress under explosive charge in 4 typical cutting patterns,those used in shaft excavation by one-step blasting were optimized and compared by numerical simulation to select the optimizing cutting patterns.
对坚硬岩石条件下深孔一次爆破成井的九孔、双孔菱形、单螺旋和双螺旋4种掏槽方式,在炸药爆炸荷载作用下的应力产生和传播机理进行了计算机数值模拟。
3.
In this paper, the author combined the experience of tunnelling construction bystraight-in hole cutting blasting within 30 years in the country with the theory and practice in the blasting wor of Sweden, U.
该文系作者30年来在国内外隧道掘进施工中应用直眼掏槽爆破积累的经验，并在不断提高和改进过程中，大量汲取了瑞典、美国和加拿大等国家的理论与经验写成，对中等硬度及坚硬岩层隧道爆破掘进具有一定的理论和实用意义。
2) cut
[英][kʌt] [美][kʌt]
掏槽
1.
The movement law of the smashed rock mass in the cut blasting was studied using two phase flow method drawn on the experience of industry.
借鉴工业生产中的两相流动方法研究掏槽爆破中的颗粒运动规律。
2.
Physical models of fragment discharge process are established and the fragment discharge law is discussed by the rational simplification of parallel-cut blasting process in this paper.
通过对直眼掏槽爆破过程的合理简化,建立了排碴过程的物理模型,研究了排碴规律,并通过实例对其合理性进行了验证。
3) undermine
[英][,ʌndə'maɪn] [美]['ʌndɚ'maɪn]
掏槽
1.
The undermine method of well drilling technology once of blasting is put forward as well as the calculation of blasting parameters and the demand of implementation for hole.
介绍了爆破一次成井技术在漂塘钨矿的应用实践,提出了爆破一次成井的掏槽方式,爆破参数的设计计算方法和炮孔的施工要求。
4) Cutting blasting
掏槽爆破
1.
The technology problems of blasthole depth,cutting blasting,smooth wall blasting,and directional blasting is discussed.
文章对炮眼深度、掏槽爆破、光面爆破、定向爆破等技术问题进行了探讨。
2.
This paper presents the method of optimizing cutting blasting plan of rock roadways by means of grey system theory, and applies it to choose cutting blasting methods for hard rock roadways and achieves better effect.
借助于灰色理论构建了优选岩巷掏槽爆破方案的方法,并将该方法应用于现场的坚硬岩石巷道爆破掏槽方式的选择中,取得了较好的效果。
3.
Based on the theory as well as model test and engineering practice, some major techniques on cutting blasting and smooth blasting in rock tunnel are discussed .
结合岩石爆破破碎理论、模型试验和工程实践 ,对岩巷掘进中深孔光爆几个较为关键的技术问题 ,特别是掏槽爆破和光面爆破进行了较为细致地分析和研究 ,推荐了较为合理的掏槽形式和掏槽参数、光爆装药和光爆参数 ,提出了较为合理的起爆延迟间隔时
5) hydraulic slotting
水力掏槽
1.
A new measure,called hydraulic slotting,was described and studied in detail,and the mechanism of hydraulic slotting was put forward and analyzed.
通过理论研究和工业试验,确定了水力掏槽新掘进防突措施,并提出了适合焦作矿区的防突措施参数,系统评价了水力掏槽防突措施的有效性、适应性和安全性。
2.
The paper researchs the principle of protective seam mining,hydraulic slotting method and executing-digging technology to avoid risk of coal-gas outburst,and its practices in coal mine.
通过分析近距离保护层开采、水力掏槽法及边抽边掘技术防治煤与瓦斯突出原理及实践应用,从而有利于煤与瓦斯突出矿井选择合理有效的防突技术。
6) Cut blasting
掏槽爆破
1.
Research on cut blasting experiment of bottom air column charge and its mechanism;
底部空气柱装药掏槽爆破试验及机理研究
2.
Application of cut blasting in trench digging technique in the middle of the stope;
掏槽爆破在采场中部掘沟工艺中的应用
3.
The application of cut blasting in Ekou iron mine is described.
介绍了采场中部掏槽爆破在峨口铁矿的应用 ,提供了一组比较合理的爆破参数 ,供类似矿山的生产作参考。
补充资料：刁钻促掏
1.见"刁钻促狭"。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条