没有合适的资源?快使用搜索试试~ 我知道了~
首页ISO10303-42-2003.pdf
ISO10303-42-2003.pdf
需积分: 49 47 下载量 145 浏览量
更新于2023-03-03
评论 1
收藏 11.55MB PDF 举报
10303-42-2003 产品数据表示和交换.第42部分:集成通用资源:几何学和拓扑学表示 STEP文件定义解释
资源详情
资源评论
资源推荐
INTERNATIONAL
STANDARD
IS0
10303142
Third
edition
200344-1
5
Industrial automation systems and
integration
-
Product data
representation
and exchange
-
Part
42:
Integrated generic resource: Geometric
and topological representation
Systèmes d'automatisation industrielle et intégration
-
Représentation
et échange de données
de
produits
-
Partie
42:
Ressource générique intégrée: Représentation géométrique
et topologique
Reference number
IS0
1030342:2003(E)
O
IS0
2003
Copyright International Organization for Standardization
Provided by IHS under license with ISO
Not for Resale
No reproduction or networking permitted without license from IHS
--`,,,`-`-`,,`,,`,`,,`---
IS0
10303-42:2003(E)
PDF
disclaimer
This PDF file may contain embedded typefaces. In accordance with Adobe's licensing policy, this file may be printed or viewed but
shall not be edited unless the typefaces which are embedded are licensed
to
and installed on the computer performing the editing. In
downloading this file, parties accept therein the responsibility
of
not infringing Adobe's licensing policy. The
IS0
Central Secretariat
accepts no liability
in
this area.
Adobe is a trademark of Adobe Systems Incorporated.
Details of the software products used to create this PDF file can be found in the General Info relative
to
the file; the PDF-creation
parameters were optimized for printing. Every care has been taken
to
ensure that the file is suitable for use by
IS0
member bodies. In
the unlikely event that a problem relating
to
it is found, please inform the Central Secretariat at the address given below.
O
IS02003
All rights reserved. Unless otherwise specified, no part of this publication may be reproduced or utilized in any form or by any means,
electronic or mechanical, including photocopying and microfilm, without permission in writing from either
IS0
at the address below or
ISOs
member body in the country of the requester.
IS0
copyright
office
Case postale
56
CH-1 21 1 Geneva 20
Tel.
+
41 22 749 O1 11
Fax
+
41 22 749 O9
47
E-mail copyright@iso.org
Web www.iso.org
Published in Switzerland
O
IS0
2003 -All rights reserved
Copyright International Organization for Standardization
Provided by IHS under license with ISO
Not for Resale
No reproduction or networking permitted without license from IHS
--`,,,`-`-`,,`,,`,`,,`---
Contents
IS0
10303-42:2003(E)
Page
1 Scope
...............................................
1
1.1
Geometry
1
1.2 Topology 2
.........................................
.........................................
1.3 Geometric Shape Models
.................................
2
2 Normative references
.......................................
3
3
Terms.
definitions. symbols and abbreviations
..........................
3
3.1 Terms defined in IS0 10303-1
..............................
3
3.2 Other terms and definitions
................................ 4
..........................................
.......................................
3.3 Symbols
9
3.4 Abbreviations 12
4 Geometry
.............................................
13
4.1 Introduction
........................................
14
4.2 Fundamental concepts and assumptions
......................... 14
4.2.1 Space dimensionality
................................
14
4.2.2 Geometric relationships
..............................
15
4.2.3 Parametrisation of analytic curves and surfaces
..................
15
4.2.6 Preferredform
...................................
16
4.3.1 dummyxri
.....................................
16
4.3.2 dimension-count .................................. 17
4.3.3 b-spline-curve-form
................................ 17
4.3.4 b-spline-surface-form
...............................
18
4.3.5 extent-enumeration ................................ 19
4.3.6 knot-type
......................................
4.3.7 preferred-surfacecurve-representation
......................
20
4.3.8 transitioncode
...................................
21
4.3.9 trimming-preference
................................ 21
4.3.10 axis2-placement
..................................
22
4.3.1 1 curve-on-surface
..................................
22
4.3.12 pcurve-or-surface
................................. 23
4.3.13 surface-boundary
................................. 23
4.3.
i
4 trimming-select
..................................
23
4.3.
i
5
vector-or-direction
.................................
24
4.4 Geometry entity definitions
................................
24
4.4.1 geometric-representation-context
.........................
24
4.4.2 geometric-representation-item
..........................
25
4.4.3 point
........................................
27
4.4.4 cartesian-point
...................................
27
.......................................
......................................
4.2.4 Curves 15
4.2.5 Surfaces
15
4.3
.
Geometry constant and type definitions 16
.........................
19
...
@SO
2003
.
All
rights reserved
111
I.
Copyright International Organization for Standardization
Provided by IHS under license with ISO
Not for Resale
No reproduction or networking permitted without license from IHS
--`,,,`-`-`,,`,,`,`,,`---
IS0 10303-42:2003(E)
4.4.5
4.4.6
4.4.7
4.4.8
4.4.9
4.4.1
O
4.4.1
1
4.4.12
4.4.13
4.4.14
4.4.15
4.4.16
4.4.17
4.4.18
4.4.19
4.4.20
4.4.21
4.4.22
4.4.23
4.4.24
4.4.25
4.4.26
4.4.27
4.4.29
4.4.30
4.4.3 1
4.4.32
4.4.33
4.4.34
4.4.35
4.4.36
4.4.37
4.4.38
4.4.39
4.4.40
4.4.41
4.4.42
4.4.43
4.4.44
4.4.45
4.4.46
4.4.47
4.4.48
4.4.49
4.4.50
4.4.28
cy lindrical-point
..................................
spherical-point
...................................
polar-point
.....................................
point-oncurve ...................................
point-on-surface
..................................
point-in-volume ..................................
point-replica
....................................
degenerate-pcurve
.................................
evaluated-degenerategcurve
...........................
direction
......................................
placement
......................................
axis 1-placement
..................................
axis2-placement-2d
................................
axis2-placement-3d
................................
cartesiantransformation-operator
........................
cartesian~transfomation~operator~3d
.......................
cartesian-transformation-operator-2d
.......................
vector
........................................
curve
........................................
line
.........................................
conic
........................................
circle
.........................................
ellipse ........................................
hyperbola
......................................
parabola
......................................
clothoid
.......................................
circular-involute
..................................
boundedcurve
...................................
polyline
.......................................
b-splinecurve
...................................
b-splinecurvewithknots ............................
uniformcurve ...................................
quasi-uniform-curve
................................
bezier-curve
....................................
rational-b-spline-curve
..............................
trimmedcurve
...................................
compositecurve
..................................
composite-curve-segment
.............................
reparametrisedcomposite-curve-segment
....................
pcurve
.......................................
surfacecurve
....................................
intersection-curve
.................................
seam-curve
.....................................
bounded-surface-curve ..............................
composite-curve-on-surface
...........................
bounded-pcurve
..................................
28
29
30
31
32
32
33
34
35
35
36
37
37
38
39
41
43
46
47
47
48
49
49
52
53
55
56
58
59
59
62
64
65
65
67
68
71
73
74
75
76
76
78
79
79
80
iv
@IS0
2003
.
All rights reserved
Copyright International Organization for Standardization
Provided by IHS under license with ISO
Not for Resale
No reproduction or networking permitted without license from IHS
--`,,,`-`-`,,`,,`,`,,`---
IS0
10303-42:2003(E)
4.4.5
1
4.4.52
4.4.53
4.4.54
4.4.55
4.4.56
4.4.57
4.4.58
4.4.59
4.4.60
4.4.61
4.4.62
4.4.63
4.4.64
4.4.65
4.4.66
4.4.67
4.4.68
4.4.69
4.4.70
4.4.71
4.4.72
4.4.73
4.4.74
4.4.75
4.4.76
4.4.77
4.4.78
4.4.79
4.4.80
4.4.8
1
4.4.82
4.4.83
4.4.84
4.4.85
4.4.86
4.4.87
4.4.88
4.4.89
4.4.90
4.4.9
1
4.4.92
4.4.93
4.4.94
4.4.95
4.4.96
offset-curve-2d
..................................
81
offsetcurve-3d
..................................
83
curve-replica
....................................
84
elementary-surface
.................................
85
cylindricalsurface
.................................
87
conical-surface
...................................
88
spherical-surface
..................................
90
toroidal-surface
..................................
91
degenerate-toroidal-surface
............................
92
dupincyclide-surface
...............................
94
swept-surface
...................................
98
surface-of-linear-extrusion
............................
99
surface-of-revolution
...............................
100
surfacecurve-s wep t-surface
...........................
101
fixed-reference-swept-surface
..........................
103
bounded-surface
..................................
105
bspline-surface
..................................
105
b-spline-surface-with-knots
...........................
108
uniform-surface
..................................
110
quasiuniform-surface
...............................
110
bezier-surface
...................................
111
rational-b-spline-surface
.............................
112
rectangular-trimmed-surface
...........................
113
curvebounded-surface
..............................
115
boundarycurve
..................................
117
outer-boundarycurve
............................... 117
rectangular-compositesurface
..........................
117
surface-patch
....................................
119
offset-surface
....................................
120
oriented-surface
..................................
122
surface-replica
...................................
122
block-volume
...................................
124
wedge-volume
...................................
125
pyramid-volume
..................................
127
tetrahedron-volume
................................
128
hexahedron-volume
................................
129
spherical-volume
.................................. 130
cylindrical-volume
.................................
131
eccentricconical-volume
.............................
132
toroidal-volume
..................................
134
ellipsoid-volume
..................................
135
b-spline-volume
..................................
135
b-spline-volume-with-knots
...........................
138
surface
.......................................
85
plane
........................................
86
.......................................
volume 123
@IS0
2003
.
All rights reserved
V
Copyright International Organization for Standardization
Provided by IHS under license with ISO
Not for Resale
No reproduction or networking permitted without license from IHS
--`,,,`-`-`,,`,,`,`,,`---
剩余347页未读,继续阅读
蜗牛在听雨
- 粉丝: 146
- 资源: 12
上传资源 快速赚钱
- 我的内容管理 收起
- 我的资源 快来上传第一个资源
- 我的收益 登录查看自己的收益
- 我的积分 登录查看自己的积分
- 我的C币 登录后查看C币余额
- 我的收藏
- 我的下载
- 下载帮助
会员权益专享
最新资源
- 2023年中国辣条食品行业创新及消费需求洞察报告.pptx
- 2023年半导体行业20强品牌.pptx
- 2023年全球电力行业评论.pptx
- 2023年全球网络安全现状-劳动力资源和网络运营的全球发展新态势.pptx
- 毕业设计-基于单片机的液体密度检测系统设计.doc
- 家用清扫机器人设计.doc
- 基于VB+数据库SQL的教师信息管理系统设计与实现 计算机专业设计范文模板参考资料.pdf
- 官塘驿林场林防火(资源监管)“空天地人”四位一体监测系统方案.doc
- 基于专利语义表征的技术预见方法及其应用.docx
- 浅谈电子商务的现状及发展趋势学习总结.doc
- 基于单片机的智能仓库温湿度控制系统 (2).pdf
- 基于SSM框架知识产权管理系统 (2).pdf
- 9年终工作总结新年计划PPT模板.pptx
- Hytera海能达CH04L01 说明书.pdf
- 数据中心运维操作标准及流程.pdf
- 报告模板 -成本分析与报告培训之三.pptx
资源上传下载、课程学习等过程中有任何疑问或建议,欢迎提出宝贵意见哦~我们会及时处理!
点击此处反馈
安全验证
文档复制为VIP权益,开通VIP直接复制
信息提交成功
评论0