1.Import nonlinear deformation vs. force curve of spring
2.模型中原安裝彈簧處換成single component force
file->import
test data
create splines
3.Build→Data Elements→Spline→Modify看這條spline
4.Change the force function of the single-component force
如:-AKISPL(DM(MARKER_7, MARKER_8)-400, 0, SPLINE_1, 0)