标准编号：ISO 18629-42:2006
中文名称：工业自动化系统和集成 工艺规范语言 第42部分：定义性扩展：时间及状态扩展
英文名称：Industrial automation systems and integration — Process specification language — Part 42: Definitional extension: Temporal and state extensions
发布日期：2006-08
标准范围
This part of ISO 18629 provides a specification of non-primitive concepts of the language, using a setof definitions written in the language of ISO 18629. These definitions provide axioms for terminologyin this part of ISO 18629.The following is within the scope of this part of ISO 18629:- definitions of state and time-related concepts specified using concepts of ISO 18629-11 and ISO18629-12;- constraints on the occurrences of activities that are expressed using time relations from ISO18629-11 and state relations from ISO 18629-12.The following is outside the scope of this part of ISO 18629:- definitions of concepts specified using concepts of ISO 18629-11 and ISO 18629-12 that areindependent of state and time relations.
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