1) bursting
[英]['bə:stiŋ] [美]['bɝstɪŋ]
爆裂，破裂
2) pre-split blasting
预裂爆破
1.
Energy-concentrated pre-split blasting and slope stability analysis;
聚能预裂爆破与边坡稳定性分析
2.
An application of technology of large size upright deep hole pre-split blasting in Yunfu Pyrite Mine is introduced, and some improvement concrete measures in according to these problems existed in the practice are presented in this article.
介绍了大孔径垂直深孔预裂爆破技术在云浮硫铁矿临近边坡控制爆破中的应用,并针对实践中存在的一些问题,提出了具体改进措施。
3.
For example of granite,block stone mining analyzed deeply the blasting parameter; the construction point of pre-split blasting engineering, and evaluated the blasting effect.
针对花岗岩块石开采工程 ,深入分析了预裂爆破参数的选择、爆破施工应遵循的要点 ,并对爆破效果进行了评价 ,结果表明预裂爆破在该项工程中得到了成功应
3) presplitting blasting
预裂爆破
1.
Study of presplitting blasting experiment in water-bearing blasthole of open pit slope;
露天边坡含水炮孔预裂爆破试验研究
2.
Calculation of presplitting blasting parameters of open slope;
露天边坡预裂爆破参数计算
3.
Presplitting Blasting Technology Apply in Jin Ping Hydropower Station Project;
预裂爆破技术在锦屏水电站工程中的应用
4) pre-splitting blasting
预裂爆破
1.
Study on wide space pre-splitting blasting in Bayanghe stock yard;
八洋河料场宽孔距预裂爆破研究
2.
Aplication of short delay pre-splitting blasting technology among and inside deep holes in engineering blasting of fragment room;
深孔孔内、孔间微差预裂爆破技术在破碎峒室工程爆破中的应用
3.
Experimental study on short delay pre-splitting blasting among the holes;
孔间微差预裂爆破试验研究
5) splitting blast
劈裂爆破
1.
In order to find out the correlation between holes parameters,explosive loading parameters,medium strength and blasting-startup parameters,the authors have done a lot of a small scale splitting blast experiments to prove that the method.
炉底残铁的清除是高炉大修工程中的一个重要而又特殊的环节,本文结合某高炉炉底残铁清除的需要,提出了定向劈裂爆破法清除高炉底部残铁的概念,并进行了实验室劈裂爆破实验,研究了钻孔参数、炮孔装药参数、介质强度等物理力学特性参数以及炮孔参数之间的相互关系,并初步确定了残铁劈裂爆破作业技术参数的设计方法;通过残铁劈裂爆破小规模工业试验,对残铁劈裂爆破技术参数设计方法进行了验证;并最终为炉底残铁劈裂爆破工作的具体实施奠定了一种更为先进和可靠的技术基础。
6) blast cracking
爆破致裂
1.
To improve the gas drainage rate from coking coal seam with high gasification,lower permeability and difficult drainage,the paper had a study on hydraulic pressure cracking and blast cracking technologies,which could make certain cracking along the borehole.
为提高煤化程度高、低透气性难抽放的焦煤瓦斯抽放率,论文研究应用水压致裂和爆破致裂技术,可产生适当数目的孔边裂纹和贯通裂纹,实验发现钻孔周围的裂纹数目、几何形态、连通状况等与致裂压力、煤岩体力学性质、应力分布、钻孔直径和周围介质中膨胀波传播速度相关,借助钻孔水压致裂和爆破致裂技术可以提高煤层透气性。
2.
Based on the low borehole gas drainage rate in high gas seam with low permeability,deep-hole cumulative blast cracking technology in coal bed was presented to improve the permeability.
针对高瓦斯低透气性煤层钻孔瓦斯抽放效率低的问题,以郑州煤炭工业(集团)有限责任公司大平煤矿为例,提出了煤层深孔聚能爆破致裂增透方法。
补充资料：爆裂
爆裂
bursting
b0Olie爆裂(b盯sting)管材生产中穿透管壁的突发性纵向开裂，通常出现在空拔管中。因为空拔后管材外表面存在较大的切向拉伸残余应力(见管材冷援变形原理)。管壁厚和气温低时发生空拔爆裂倾向更大。为防止纵裂缺陷，空拔时减径量不能过大，连拔道次要少，拔后应及时烘烤或退火。为防止钢管爆裂也可采用滚模拔制。(见管材冷轧冷拔) (李连诗)
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