ГОСТ Р ИСО 10303-502—2006
I.
Тrcvcrsibletopology j
Г ’-—
i— I
----------
;— ^ ------------
7
---------
1
I__-
! reversible_topology_itcmн
( 6.15(1))
( 6,11(1))
-О-
cdgc_start
-О-
vertex
cdgc_cnd
edge>
r 3
vcrtex_point
vertex geometry
( 6.12 ( 2 ) )
cdgc_elemeni
I
edgecurve
I
oriented edge
•a
( 2,2 point J
edge_geometry
same sense
orientation
^4.1 curve)
( 6,10(2) ) ( 6.18(1))
wire_shell_extent S[1:?]
___ £_
( 6.13(1) ) - ^loop
( 6.9(2) )( 6,17(1))
_ ii
____
A - . .
wire shell
loopvcrtex
vertex shell
vertex shell extent
vcrtcx_loop
( 6,14(1))
edge_list L[l:?J
----«.
path>
I
n
edgc_loop
(DLR) ne
Рисунок C.6 — alc_shell_based_wlreframe — EXPRESS-G диаграмма 6 изб
17