dfv meaning in English

冬瓜腩中发现了它一种高能食脂
可验证设计

For realization of rapid design of and reduction of the repeated work , a knowledge - based design system for extrusion die design of axisymmetrical parts has been developed based on the ug / nx , via variational modeling and assembly technology , combined with artificial intelligence and design for variety ( dfv ) . case study has shown the efficiency and effectiveness of the prototype system
摘要为了实现回转体零件挤压模具的快速设计，减少不必要的重复性工作，通过变量化建模和装配技术，并结合人工智能技术和多变性设计技术，在ug / nx平台上开发了回转体零件的挤压模具智能设计系统，实例研究表明所建立的系统是有效的。