BS ISO 10303-11:2004
Industrial automation systems and integration. Product data representation and exchange - Description methods: The EXPRESS language reference manual
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- 标准号
- BS ISO 10303-11:2004
- 发布
- 2023年
- 发布单位
- 英国标准学会
- 当前最新
- BS ISO 10303-11:2004
- 适用范围
- 1 Scope
This part of ISO 10303 specifies a language by which aspects of product data can be defined. The language
is called EXPRESS.
This part of ISO 10303 also specifies a graphical representation for a subset of the constructs in the EXPRESS
language. This graphical representation is called EXPRESS-G.
EXPRESS is a data specification language as defined in ISO 10303‑1. It consists of language elements that allow an unambiguous data definition and specification
of constraints on the data defined.
The following are within the scope of this part of ISO 10303:
—
data types ;
— constraints on instances of the data types .
The following are outside the scope of this part of ISO 10303:
— definition of database formats;
— definition of file formats;
— definition of transfer formats;
— process control;
— information processing;