This paper addresses the use and characteristic of capillary pressure curve, and discusses the relationship between stage filling mechanism of lenticular sand body and pore throat structure.

• 从毛管压力曲线用途及曲线方法本身特点出发，对透镜状砂岩体阶段式充注机理以及与孔喉结构的关系进行详细探讨。