Blender导入STEP文件插件 STEPper | WWZ.iMBlender导入STEP文件插件 STEPper | WWZ.iM 可以在Blender中直接导入STEP格式的文件
Addon for importing STEP files directly into Blender 2.80+. The produced mesh is a triangulation of the underlying surface with normals built from the shape.