By using dialog box technology , the design wizard of expert system for planar disc cam mechanism is created . which can guide user to complete the data input and selection step by step , and the design result can be shown on the main interface .

• 以对话框的形式建立了平面盘型凸轮机构专家系统的设计向导(Wizard)，指导用户逐步进行各种参数的输入与选择，设计的结果可直接显示于系统的主界面上，从而使该系统具有友好的用户界面，体现了专家系统的易用性。