1. The fracture systems of oil field t in Jianghan Basin are evaluated by the method to obtain some basic cognizances of fracture distribution and gaining hydrocarbon compounds in the fracture systems. 并应用该方法对江汉盆地T油田的裂缝组系进行了评价,获得了裂缝可能的分布规律及裂缝组系对捕获烃类的有效性等基本认识。