1) increasing degree of mortar borehole
臼炮炮孔扩孔度
2) Hole-springing hole
扩底炮孔
3) cannon expanding
钢炮扩孔
1.
It is showed that the main reason of error on measure results of noxious gas content after blasting is the use of cannon expanding.
实验表明,钢炮扩孔是造成小直径炸药爆炸后有毒气体含量测定结果产生误差的重要原因。
4) sprung blasthole
扩孔底炮眼
6) hole
[英][həʊl] [美][hol]
炮孔
1.
Preliminary discussion on shock pressure on hole wall when water-couple charge blasting in the hole;
炮孔水耦合装药爆破孔壁冲击压力研究
2.
Study of formation and propagation of shockwave with water-uncouple charge blasting in hole;
水不耦合炮孔装药爆破冲击波的形成和传播
3.
The shock wave caused by explosion in a water-filled hole;
炮孔中的水中爆炸冲击波
补充资料：炮拳
中国拳术之一，是查拳的一种基础功。
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