1、 10303-514200712007/395 514 . ISO 10303-514:1999Industrial automation systems and integration Product data representation andexchange Part 514: Application interpreted construct:Advanced boundary representation(IDT) e 27 2002 . 184- , 1.02004 . 1 - - , 42 459 - 3 - 20 2007 . 36-4 10303-514:1999 . -.
2、514.(ISO 10303-514:1999 Industrial automation systems and integration Product data representation andexchange Part 514: Application interpreted construct: Advanced boundary representation). - , F5 , - . () . - , , 2007 , - - II 10303-51420071 .12 23 23.1 ,10303-1 .23.2 ,10303-42 23.3 ,10303-202.23.4
3、 ,10303-51133.5 34 EXPRESS .34.1 .44.2 advanced_brep_shape_representation aic_advanced_brep 5()7() 7() - 8D() EPRESS-G .8() .17F() - 17III 10303-5142007 10303 - . -, . , . 10303 (). : , , , -, , . 10303-1. - . () - , - . , - . - . 10303-42 - . advanced_face 10303-511.IV 10303-5142007 514 . Industria
4、lautomationsystemsandintegration.Productdatarepresentationandexchange.Part514.Applicationinterpretedconstructions.Advancedboundaryrepresentation 200709011 , :- (B-rep ). B-rep , manifold_solid_brep,-;- , B-rep;- B-rep.,-advanced_face,- edge_curve.-.:- ;- ;- B-rep;- -;- ;- ;- ;- ;- ;- ;- ;- ;- ;- ;-
5、;- .:- , -;- ,-;- ,-;- .1 10303-5142007 2 :/ 8824-1:2002 . . (A.1). 1. 10303-1:1994 . . 1. 10303-11:1994 . - . 11. . EXPRESS 10303-41:1994 . - . 41. . - 10303-42:1994 . - . 42. . - 10303-43:1994 . - . 43. . 10303-202:1996 . - . 202. . 10303-511:2001 . - . 511. . 3 3.1 , 10303-1 :- (application);- (a
6、pplication context);- ; (application protocol; AP);- (implementation method);- (integrated resource);- (interpretation);- (product data).3.2 , 10303-42 :- (arcwise connected);- (axi-symmetric);- (boundary);- ; B-rep (boundaryrepresentationsolid model; B-rep);- (bounds);- (coordinate space);- (curve)
7、;- (open curve);- (orientable);- (surface);- (topological sense).3.3 , 10303-202 :- ; (application interpreted construct; AIC): , - .2 10303-51420073.4 , 10303-511:- (advancedface);- (sculpturedsurface);- (sweptsurface);- (twistedcurve).3.5 : B-rep (advanced B-rep shape representation): , B-rep .B-r
8、ep,.B-rep(manifoldsolidB-rep):,.,.4 EXPRESSEXPRESS-,- , , .1 , .-,10303-11.- . .,.2 , (aic_topologically_bounded_surface). 10303-511.EXPRESS-*)SCHEMAaic_advanced_brep;USEFROMaic_topologically_bounded_surface;USE FROMgeometry_schema(cartesian_transformation_operator_3d);USE FROMgeometric_model_schema
9、(manifold_solid_brep,brep_with_voids);REFERENCEFROMgeometric_model_schema(msb_shells);USE FROMtopology_schema(closed_shell,connected_face_set,oriented_closed_shell);USEFROMrepresentation_schema(mapped_item);USEFROMproduct_property_representation_schema(shape_representation);(*3 10303-51420071 connec
10、ted_face_set , . USE FORM, , advanced_brep_shape_representation, . , .2 , , 10303:geometry_schema 10303-42;geometric_model_schema 10303-42;topology_schema 10303-42;representation_schema 10303-43;product_property_representation_schema 10303-41;aic_topologically_bounded_surface 10303-511.4.1 , , :- ad
11、vanced_face*;- axis2_placement_2d *;- axis2_placement_3d *;- brep_with_voids;- bezier_curve *;- bezier_surface *;- b_spline_curve_with_knots *;- b_spline_surface_with_knots *;- cartesian_point *;- artesian_transformation_operator_3d;-circle*;- closed_shell;- conical_surface *;- definitional_represen
12、tation *;- degenerate_toroidal_surface *;- cylindrical_surface *;- direction *;- edge_curve *;- edge_loop *;- ellipse *;- face_bound *;- face_outer_bound *;- face_surface *;- geometric_representation_context *;- hyperbola *;- line *;- manifold_solid_brep;- mapped_item;- oriented_closed_shell;- parab
13、ola *;- parametric_representation_context *;-pcurve*;- plane *;- polyline *;- quasi_uniform_curve *;- quasi_uniform_surface *;- rational_b_spline_curve *;- rational_b_spline_surface *;- representation_map;- spherical_surface *;- surface_of_linear_extrusion *;- surface_of_revolution *;4 10303-5142007- toroidal_surface *;- uniform_curve *;- uniform_surface *;-vector*;- vertex_loop *;- vertex_point *. ,*,aic_topologically_bounded_-surface.
