1) fracture and cavity
缝洞
2) cranny and cave
缝洞体
3) Fracture of limestone
灰岩缝洞
4) Rift-cavity system
缝洞系统
5) solution fissure
溶蚀缝洞
6) fracture-cave unit
缝洞单元
1.
Chemical characteristics of underground water and development performance of fracture-cave units in Tahe Oilfield;
塔河油田缝洞单元地下水化学特征及开发动态
2.
Relationship between oil and water in fracture-cave unit during the course of single-well flooding drive;
单井注水替油过程中缝洞单元内的油水关系
3.
Partition of fracture-cave units of Ordovician reservoir in Block 4 of Tahe Oilfield;
塔河油田4区奥陶系油藏缝洞单元的划分
参考词条
补充资料：钻洞觅缝
1.比喻千方百计地寻找时机。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。