1) bottom priming
孔底起爆
1.
Study and application on the technique of bottom priming in medium-length hole blasting in Paishanlou gold mine;
排山楼金矿中深孔爆破孔底起爆技术的研究及应用
2.
Combining with the actuality of Paishanlou gold mine,the issue analyzed the safeguard mechanism to realize the mining capacity of 1 800t/d in the following aspects,the selection of construction teams,block mining,midsection haulage,stoping method and bottom priming technique.
文中结合排山楼金矿的实际,分析了实现1 800 t/d生产能力存在的问题,并从施工队伍选择、分区开采、中段运输、采矿方法、孔底起爆技术等方面介绍了生产能力的实现,值得类似矿山借鉴。
3.
The blasting mechanisms of collar priming and bottom priming are analyzed, also the advantages and disadvantages of two priming methods are compared.
简述江西铜业公司银山铅锌矿井下采矿爆破概况及实际效果 ,指出其所用导爆索一次爆破方法存在的问题 ,分析孔口起爆法与孔底起爆法的爆破作用机理 ,并比较两种起爆法的优缺点 ,建议采用非电导爆管雷管分段微差 ,孔底起爆的爆破方案。
2) detonating hole bottom
孔底起爆
1.
Especially, the technique of detonating hole bottom and the experimental study of ore removal associating truck with scraping drifts are applied, the mining techniques in Shizhuyu.
经过科技人员的技术研究和工艺创新 ,采矿爆破工艺技术日趋完善 ,各项技术经济指标成倍增长 ,特别是孔底起爆技术的推广运用和汽车与电耙联合出矿的试验研究 ,使柿竹园的采矿工艺技术获得了突破性进展 ,创造了高效、连续、低耗的柿竹园特色 ,而且工艺简单易行、安全可靠 ,生产效益良好。
3) Hole-bottom detonation
孔底起爆
1.
Study of rockbreaking mechanism in the case of segmental blasting holes & hole-bottom detonation by means of dynamic hole-photoelastic method;
扇形布孔底起爆破岩机理的全息动光弹研究
4) Bottom-initiated Bomb
孔底起爆弹
1.
Application of Bottom-initiated Bomb in Medium-length Hole Blasting in Underground Mine;
地下中深孔孔底起爆弹应用实践
2.
The bottom initiation technique and application of bottom-initiated bomb in hole underground mine are introduced in this paper.
文章叙述了孔底起爆技术的依据和孔底起爆弹在国内地下矿山使用概况 ,针对原来孔底起爆弹使用中存在的某些问题 ,提出了分体式结构的孔底起爆弹 ,在华锡铜坑矿成功使用 ,并获得了良好的技术经济效
5) Priming at the bottoms of holes
孔底起爆法
6) bottom-hole detonation technology
孔底起爆技术
1.
Status of experimental application and prospect of bottom-hole detonation technology in China;
孔底起爆技术国内试用现状及推广前景
补充资料：孔底动力机
见螺杆钻具、涡轮钻具、海洋柔杆电钻。
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