First, stratigraphy factors - the side should have a cap rock with low permeability, large thickness, lateral continuity and absence of faults and should be a storage formation with high permeability and large thickness and be areally extensive.
第一，地层因素――封存地点的冠岩应当是渗透度低、厚度大、有横向连续性、无断层，封存结构层应当是渗透度高、厚度大、区域广大。