A 3D three-phase segmentally variable density perforation optimization model for horizontal wells is built by coupling reservoir fluid filtration. near wellbore inflow and wellbore conduit flow based on reservoir numerical simulation. The effects of 8 factors (filtration difference between heel/toe and middle intervals. imperforated interval. https://countryscenesaddleryandpetsuppliers.shop/product-category/ladies-western-shirt/