As the secondary development language of Auto CAD,Auto LISP is widely used in the standard rendering of various complex graphics.This method uses Auto LISP as a tool to select and draw three common bearings according ...As the secondary development language of Auto CAD,Auto LISP is widely used in the standard rendering of various complex graphics.This method uses Auto LISP as a tool to select and draw three common bearings according to the matched spindles.This paper describes the key steps of bearing parametric drawing and implementation process in detail.This developed program simplifies the drawing process,reduces the repetitive work in the design,and improves the efficiency of drawing.展开更多
Using modern design theory and methods comprehensively, this paper investigates a model of parameterization of engine general plan design (PEGPD). On the basis of engineering database, parametric drawing of longitudi...Using modern design theory and methods comprehensively, this paper investigates a model of parameterization of engine general plan design (PEGPD). On the basis of engineering database, parametric drawing of longitudinal and cross section of engine can be obtained from this mode. The model is significant for improving the efficiency and quality of engine general system design. (Author abstract) 6 Refs.展开更多
文摘As the secondary development language of Auto CAD,Auto LISP is widely used in the standard rendering of various complex graphics.This method uses Auto LISP as a tool to select and draw three common bearings according to the matched spindles.This paper describes the key steps of bearing parametric drawing and implementation process in detail.This developed program simplifies the drawing process,reduces the repetitive work in the design,and improves the efficiency of drawing.
文摘Using modern design theory and methods comprehensively, this paper investigates a model of parameterization of engine general plan design (PEGPD). On the basis of engineering database, parametric drawing of longitudinal and cross section of engine can be obtained from this mode. The model is significant for improving the efficiency and quality of engine general system design. (Author abstract) 6 Refs.
