1) 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
3) blasthole
['blɑ:sthəul]
炮孔
1.
Essentiality of strengthening to plug blasthole under single free face;
论加强单自由面爆破炮孔堵塞的必要性
4) Holespacing
炮孔孔距
5) increasing degree of mortar borehole
臼炮炮孔扩孔度
6) Large diameter borehole
大孔径炮孔
补充资料：第二孔(继发孔)型缺损
第二孔(继发孔)型缺损
ostium secondary defect
是心房间隔在形成上发生障碍，一般缺损较大，多在卵圆孔附近称第二孔(继发孔)型缺损。
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