斜孔塔板汽、液处理能力为浮阀塔板的150%,在炼油厂得到广泛应用和发展.在塔板的结构和设计程序上都得到了改进.改进的关键在提高准确程度和操作弹性. Silt-hole trays with steam and liquid handling capacity of 150% of the valve tray are widely used and developed in refineries and have been improved in the structure and design of trays. The key to improvement is to improve the accuracy and operation elasticity.