The short-core and long-core flow simulation t ests with cores of Shengli Oilfield during sandstone matrix acidizing are compar ed in this paper.

• 使用胜利油田的岩心对比了砂岩基质酸化中短岩心和长岩心流动模拟试验，试验证实常规土酸对地层造成较严重的酸化二次伤害；