读取Camprofile，将camprofile中曲线在NX中画出，生成曲线。此曲线可用来生成实体，如凸轮。实现由曲线设计到模型生成。(Read Camprofile, draw the curve in camprofile in NX, and generate curves. This curve can be used to generate entities, such as cams. Implementation from curve design to model generat