此文档是 ISO/IEC 19775:200x ,X3D。此部分的国际标准的完整名称是：Information technology — Computer graphics and image processing — Extensible 3D (X3D) — Part 1: Architecture and Base Components.(信息产业 - 电脑图像处理 - 可扩展3D - 结构和基本组件)。

背景Background	条款 Clauses		附件 Annexes
前言 Foreword	1  适用范围 Scope	16  Sound component	A  Core profile
介绍 Introduction	2  标准化参考 Normative references	17  Lighting component	B  Interchange profile
	3  定义，缩写和缩写首写 Definitions, acronyms, and abbreviations	18  纹理组件 Texturing component	C  Interactive profile
	4  概念 Concepts	19  插值器组件 Interpolation component	D  MPEG-4 interactive profile
	5  域类型参考 Field type reference	20  Pointing device sensor component	E  Immersive profile
	6  一致性 Conformance	21  键设备组件 Key device sensor component	F  Full profile
	7  内核组件 Core component	22  Environmental sensor component	G  Recommended navigation behaviours
	8  时间组件 Time component	23  Navigation component	Bibliography
	9  网络组件 Networking component	24  Environmental effects component	Component index
	10  组组件 Grouping component	25  地理学组件 Geospatial component	概貌索引 Profile index
	11  渲染组件 Rendering component	26  人性化动画组件 Humanoid animation (H-Anim) component	节点索引 Node index
	12  Shape component	27  NURBS 组件 NURBS component
	13  Geometry3D component	28  分布式交互模拟组件 Distributed interactive simulation (DIS) component
	14  Geometry2D component	29  脚本组件 Scripting component
	15  Text component	30  事件工具组件 Event utilities component

前言(Foreword) 说明了X3D标准化进程的背景。 介绍（Introduction） 描述了X3D的目的，设计标准和特有的功能. 以下条款定义了ISO/IEC 19775的第一部分:

1. Scope defines the problem area that X3D addresses.
2. Normative references lists the normative standards referenced in this part of ISO/IEC 19775.
3. Definitions, acronyms, and abbreviations contains the glossary of terminology used in this part of ISO/IEC 19775.
4. Concepts describes the workings of the X3D runtime system.
5. Field type reference describes the fundamental data types in X3D.
6. Conformance describes the conformance requirements for X3D implementations.
7. Core component provides a detailed specification of the Core component of X3D.
8. Time component provides a detailed specification of the Time component of X3D.
9. Grouping component provides a detailed specification of the Grouping component of X3D.
10. Rendering component provides a detailed specification of the Rendering component of X3D.
11. Shape component provides a detailed specification of the Shape component of X3D.
12. Geometry3D component provides a detailed specification of the Geometry3D component of X3D.
13. Geometry2D component provides a detailed specification of the Geometry2D component of X3D.
14. Text provides a detailed specification of the Text component of X3D.
15. Sound component provides a detailed specification of the Time component of X3D.
16. Lighting component provides a detailed specification of the Lighting component of X3D.
17. Texturing component provides a detailed specification of the Texturing component of X3D.
18. Interpolation component provides a detailed specification of the Interpolation component of X3D.
19. Pointing device sensor component provides a detailed specification of the Pointing device sensor component of X3D.
20. Key device sensor component provides a detailed specification of the Key device sensor component of X3D.
21. Navigation component provides a detailed specification of the Navigation component of X3D.
22. Environmental sensor component provides a detailed specification of the Environmental sensor component of X3D.
23. Environmental effects component provides a detailed specification of the Environmental effects component of X3D.
24. Geospatial component provides a detailed specification of the Geospatial component of X3D.
25. Humanoid animation component provides a detailed specification of the Humanoid animation component of X3D.
26. NURBS component provides a detailed specification of the NURBS component of X3D.
27. DIS component provides a detailed specification of the DIS component of X3D.
28. Scripting component provides a detailed specification of the Scripting component of X3D.
29. VRML 97 scripting component provides a detailed specification of the VRML 97 scripting component of X3D.
30. Event utilities component provides a detailed specification of the Event utilities component of X3D.

There are several annexes included in the specification:

1. Core proflie defines a minimal subset of X3D functionality that contstitutes the Core profile.
2. Interchange profile defines the proper subset of X3D functionality that constitutes the Interchange profile.
3. Interactive profile defines the proper subset of X3D functionality that constitutes the Interactive profile.
4. MPEG-4 interactive profile defines the proper subset of X3D functionality that constitutes the MPEG-4 interactive profile.
5. Immersive profile defines the proper subset of X3D functionality that constitutes the VRML 97 base profile.
6. Full profile defines the proper subset of X3D functionality that constitutes the Full profile.
7. Recommended navigation behaviours specifies some recommended behaviours that may be adopted by browser implementers.

Component index lists the available components defined in this part of ISO/IEC 19775 in alphabetical order with hyperlinks to their respective definitions.

Profile index lists the profiles defined in this part of ISO/IEC 19775 in alphabetical order with hyperlinks to their respective definitions.

Node index lists the nodes defined in this part of ISO/IEC 19775 in alphabetical order with hyperlinks to their respective definitions.

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