标准摘要
[中文适用范围]： ISO 18629 的这一部分提供了与活动的排序和持续时间限制相关的原始概念的表示。 以下内容属于 ISO 18629 本部分的范围： - 子活动发生顺序； - 期间; - 重复出现的顺序； - 发生树自同态； - 活动信封。 [外文原描述]： ISO 18629-13:2006 provides a description of the duration and ordering core theories in ISO 18629, which defines elements needed by most of the extensions of the process specification language (PSL) aimed at structuring the semantic concepts intrinsic to the capture and exchange of process information related to discrete manufacturing.
英文名称Industrial automation systems and integration — Process specification language — Part 13: Duration and ordering theories