1) hydraulic cutting seam
水力割缝
1.
This paper based on the low gas permeability coal seam 416 stope working face of Tongchuan mineral bureau,we analyzed the mechanism of the hydraulic cutting seam to improve the gas permeability coal seam,by this study,it shows the hydraulic cutting seam technology is effectual measure and it is provided with nicer practically and capacious foreground.
文章以铜川矿务局陈家山煤矿低透气性416综放工作面为研究背景,深入研究了水力割缝增强煤层透气性的作用机理,试验表明了水力割缝的确是一种提高低透气性煤层瓦斯抽放的有效措施,并具有良好的实用性和广阔的推广前景。
2.
In this paper,we analyzed the mechanism of the high-pressure Abrasive hydraulic cutting seam technology in detail,introduced the research status quo of its technologic flow chart and correlative technology parameter and then expatiated the outbursts prevention effect of it in outbursts coal's fast head-cutting.
系统地分析了高压磨料水力割缝防突技术的机理,介绍了其工艺流程和有关技术参数的研究情况,阐述了高压磨料水力割缝防突技术在突出煤层快速掘进中的防突作用,试验表明了高压磨料水力割缝防突技术是突出煤层快速掘进中的一项有效防突措施,其具有良好的实用性和广阔的推广前景。
3.
The testing research about enhancing permeability rate by hydraulic cutting seam on outsize coal sample is introduced.
介绍了特大煤样采用水力割缝提高瓦斯渗透率的实验研究 。
2) hydraulic slotting
水力割缝
1.
Stress analysis and strength study of hydraulic slotting casing;
水力割缝套管应力与强度分析
2.
Based on analyzing the "bottleneck effect" caused by the stress concentration around a drilling hole,the high-pressure jet current hydraulic slotting technology was the main method for pressure relief.
通过分析钻孔周围应力集中产生的"瓶颈效应",指出高压射流水力割缝技术是煤层卸压的重要手段。
4) slotting ability
割缝能力
5) horizontal slotted pipe
水平割缝管
6) hydraulic fracture
水力裂缝
1.
Experimental study on propagation mechanism of hydraulic fracture in naturally fractured reservoir;
裂缝性储层水力裂缝扩展机理试验研究
2.
Productivity calculation model of the hydraulic fracture wells with exploding in fracture front;
水力裂缝层内爆燃压裂油井产能计算模型
3.
Mechanism of hydraulic fracture propagation in fracture-cavity carbonate reservoirs
缝洞型碳酸盐岩储层水力裂缝扩展机理
补充资料：学割
1.《左传·襄公三十一年》:"今吾子爱人则以政，犹未能操刀而使割也，其伤实多。"后以"学割"指学问﹑经验﹑技艺尚未成熟的人。
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