The method for obtaining geometric topological information of CAD Models from STEP files is discussed, and a STEP based direct slicing method is proposed.
探讨了从STEP中性物理文件中获取CAD模型几何拓扑信息的方法，提出了基于STEP的直接分层处理方法。
In the third part we chose direct slicing because of the limitation in traditional STL file, and direct slice the three-dimensional model to get the robot work path.
针对传统的STL文件的缺陷，采用了直接分层算法，对三维模型进行数据切片处理，生成机器人作业路径。
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