裂缝性地层 meaning in Chinese

fissured formation

Characteristic solution to contra - flow equation of sewages flowing in fractured rocks
污水在裂缝性地层中对流方程的特征线解法
A new probe to evaluate sealing effectiveness of drilling fluids and completion fluids in fractured formation
评价钻井液完井液对裂缝性地层封堵效果的新方法
Stops up as the natural physics leaks the material , with theunidirectional pressure inclusion reagent and the high dehydrationblocking agent reasonable allocated proportion , suits the permeablestratum , the crack stratum large and middle scale cracks guardsagainst leaks stops up leaks , especially is suitable in petroleummining
作为天然物理堵漏材料，与单向压力封闭剂和高失水堵漏剂合理配比，适合渗透性地层、裂缝性地层大中型裂缝的防漏堵漏，尤其适用石油开采中。