NX9+VS2012

     #include <uf.h>

     #include <uf_obj.h>

     #include <uf_modl.h>

     #include <uf_part.h>

     #include <uf_std.h>

     #include <NXOpen/Annotations.hxx>

     UF_initialize();

     std::vector<tag_t> SolidVector;

     tag_t ObjectTag = NULL_TAG;

     int Type, SubType, Body_Type;

     char msg[];

     UF_OBJ_cycle_objs_in_part(UF_PART_ask_display_part(), UF_solid_type, &ObjectTag);

     while (ObjectTag != NULL_TAG)

     {

         UF_OBJ_ask_type_and_subtype(ObjectTag, &Type, &SubType);

         if (SubType == UF_solid_body_subtype)

         {

             UF_MODL_ask_body_type(ObjectTag, &Body_Type);

             if (Body_Type == UF_MODL_SOLID_BODY)

             {

                 //打开用于二进制输出的STL文件

                 void * file_handle = NULL;

                 UF_STD_open_binary_stl_file("D:\\abc.stl",true,"",&file_handle);

                 //将实体放入STL文件中

                 int num_errors;

                 UF_STD_stl_error_p_t  error_info;

                 UF_STD_put_solid_in_stl_file(file_handle,NULL_TAG,ObjectTag,,,0.0001,&num_errors,&error_info);

                 //关闭STL文件

                 UF_STD_close_stl_file(file_handle);

                 UF_OBJ_set_color(ObjectTag, );

                 SolidVector.push_back(ObjectTag);

             }

         }

         UF_OBJ_cycle_objs_in_part(UF_PART_ask_display_part(), UF_solid_type, &ObjectTag);

     }

     sprintf_s(msg, "当前有%d个实体", SolidVector.size());

     UF_UI_open_listing_window();

     UF_UI_write_listing_window(msg);

     UF_terminate();