دیکشنری تخصصی مهندسی نفت - نسخه آنلاین

n: a fracture in a formation caused by artificial outside forces. The opposite of a natural fracture.

n: in the process of drilling when the difference of pressure that the fluid and the layer pore exceeds the plus of rocky compressive resistance and compressive stress,it leads to crack the layer and conform a lot of fractures. The fractures of which calle