The reservoirs are very heterogeneous and the key factors that lead to the reservoir heterogeneity would be the sedimentary microfacies, diagenetic facies and paleokarst morphologic unit.

• 针对储集层特点,利用地质叠图法,将沉积相图、成岩相图和岩溶古地貌图叠合,预测非均质储集层的发育、保存与上述因素之间的关系。