It is found from site investigation that the geologicalfracture is of rough and irregular character. This property can be described by using fractal geometry.
通过现场勘察发现，地质断裂面的几何形态表现为粗糙起伏的不规则性质，这种性质可以用分形几何学描述。
2
Fracture reservoir has an important meaning for hydrocarbon accumulation, but it has a complex geological circumstance and is difficult to distinguish.
裂缝型储集层对于油气聚集具有重要意义，但是其地质情况复杂，油气识别困难。
3
The methods of stress field calculating and tensional fracture prediction are introduced, based on the geological data of Songliao basin.