1) 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。
2) hydraulic cutting
水力掏槽
1.
Analysis on the security of hydraulic cutting measures for outburst prevention
水力掏槽防突措施的安全性分析
2.
Grave protrusion coal seam tunnelling hydraulic cutting protrusion-dispelling measures is a new technology in the world.
严重突出煤层掘进水力掏槽防突措施在国际上是一种防突新技术。
3) hydraulic slotting for coal-gas outbursts control
水力掏槽防突
4) level cutting
水平掏槽
5) mighty compound cutting
强力复合掏槽
1.
The results show that mighty compound cutting can give a good effect of sinking and blasting in hard rock shaft,and sinking velocity adopted for 2.
试验表明:强力复合掏槽在特硬岩立井掘进爆破中应用效果良好;2。
6) 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。
补充资料：掏渌
1.亦作"掏漉"。 2.犹劳碌。
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