1) depth of dynamite hole
炮眼深度
1.
Based on the construction method of Yakou Tunnel of Neikun Railway, this thesis introduces the factors that influence the depth of dynamite holes and present the reasonable circulating footage of tunneling construction under different enclosing conditions by using statistics and analyzing each proce- dure time of every circulating footage in different types of enclosing rock.
结合内昆铁路垭口隧道的施工,论述隧道围岩条件对炮眼深度的影响因素,通过对不同类别围岩每一掘进循环中各工序时间的统计分析,提出了在不同围岩情况下,隧道施工的合理循环进尺。
2.
Author put forward some proposals such as the depth of dynamite hole,shape of underholin,parameter of underholin and control dynamite.
该篇论文从炮眼深度、掏槽爆破、光面爆破几个方面探讨岩巷施工中应注意的一些问题。
2) deep blastholes
深炮眼
3) perf length
炮眼长度
4) hole depth
钻眼深度
5) perforation production velocity
炮眼流动速度
6) CDP shooting
共深度点放炮
补充资料：炮眼
1.掩蔽工事的火炮射击口。 2.爆破前在岩石上凿的孔，用来装炸药。
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