保护油层免受损害是石油勘探开发中一个具体有重要意义的问题,国内外开展了大量研究工作,泥浆对油层的损害及其防止方法,是这方面研究的重点之一,但是,评价泥浆对油层损害程度的方法,却是一个尚待深入研究的课题。据文献介绍,目前国内外一般采用的评价油层受到损害程度的方法,在油田上,主要是 Protecting reservoirs from damage is one of the most important issues in petroleum exploration and development. There is a great deal of research done at home and abroad. One of the focuses of this research is the mud damage to oil reservoirs and their prevention. However, However, it is a subject that needs further study. According to the literature, at present, the methods generally used to evaluate the degree of damage to the oil layer in the oil field are mainly