1) punching and blasting
穿孔爆破
1.
And it puts out the way to solve the present problem in unwatering by punching and blasting, and pumping water by intercepting ditch and dipping plash and infiltration well to solve the problems in pumping in the mining pit during rainy season in the strip mine.
文中论述了霍林河煤田南露天矿目前的疏干状况和存在的问题,并针对存在的问题,提出了用穿孔爆破的方法解决煤层弱含水层的疏干问题。
2) blasting perfoliate crack in the hole
孔内爆破贯穿裂隙
3) mohaupt blasting with drilling thrcugh coal seams
穿层聚能爆破钻孔
4) deep-hole blasting
深孔爆破
1.
The calculation of surface deep-hole blasting parameters of Paishanlou gold mine in Liaoning;
辽宁省排山楼金矿露天深孔爆破参数的计算
2.
Discussion on the rock fragmentation of deep-hole blasting for Guishan quarry;
龟山料场深孔爆破的岩石破碎块度问题的探讨
3.
To lower blasted boulder yield is one of the most important technical considerations in deep-hole blasting operations of mine.
降低深孔爆破落矿大块率是矿山凿岩中的一个重要课题。
5) hole after hole explosion
逐孔爆破
1.
According to the geologic structure of the main stope,comprehensively using the advantages of hole after hole explosion and extrusion one,the demolition made breakthrough progress in the field that was difficult to be exploded.
文章分析了主采场大块率高的原因,根据主采场地质构造特点,综合应用逐孔爆破和挤压爆破的技术优点进行爆破攻关,在难爆区域取得了突破性进展,并取得了较好的经济效益和社会效益。
6) water coupling blasting
水孔爆破
1.
With a large finite element analysis software,the numerical simulation of the blasting process of water coupling blasting with fuse was made,and the spreading of the blasting stress wave in concrete was studied.
利用大型有限元程序对导爆索水孔爆破的爆破过程进行了数值模拟,研究了爆炸应力波在混凝土介质中的传播规律。
2.
The blasting principle of water coupling blasting hole with fuse is discussed.
论述了导爆索水孔爆破原理。
补充资料：成都无缝钢管厂管坯在菌式穿孔机上穿孔
成都无缝钢管厂管坯在菌式穿孔机上穿孔
成都无缝钢管厂管坯在菌式穿孔机上穿孔
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