萧显君的粘塑性仿真那一节？

焊球自定义材料添加粘塑性模型anand viscoplasticity后显示无法访问源，求解时提示错误An error occurred inside the SOLVER module: The "Reference Units" defined for a material property (e.g. Viscoplasticity, Shift Function) does not match the solver unit system.[图片][图片][图片]找到问题了，mechanical里面的单位不能是mm，改成um就可以了。