1·The study shows that the early diagenetic com paction and multi-mineral cementation are major effective factors that lead to its poor petrophysical property and low porosity;
从储集层储集性能的成岩作用研究表明，早成岩期的压实作用、多种矿物胶结作用是使储集层物性变差、孔隙度降低的两个重要的成岩控因；