介绍了我国袋式除尘设计在标准和规范、除尘器技术性能、设备大型化、产品系列化和新型结构等方面的进展情况；简述了计算机三维技术在袋式除尘设备设计和流体模拟试验上的应用；强调了袋式除尘设计在烟气多污染物协同净化工艺中的重要作用；我国袋式除尘设计总体上已步入国际先进水平。“,”The paper introduces the progress of the bag hose precipitation design of the country in the ifelds of standards and criterions, technical performances of precipitators, big-sized equipment, series of products and new type structures, etc;brielfy explicates the application of three dimension technique of computer in bag hose precipitation equipment design and the hydro-simulating test;stresses on the important role of bag hose precipitation design in lfue gas multi-pol utants and purifying technology;the bag hose precipitation design has stepped into the international advanced level.