This part of GB/T 19892 specifies the description of the batch control data model used in the process industry and the data structures used to simplify communication within and between batch control implementation scopes, as well as language guidelines for expressing recipes. When using, refer to Appendix A for the UMl used in this section. (Unified Modeling Language) symbols, please also refer to Appendix B for a summary of all SQL (Structured Query Language) in Chapter 5.
IEC 61512-2:2001 Referenced Document
GB/T 15969.3-1995 Programmable controllers. Part 3: Programming languages
GB/T 19892.1-2005 Batch control.Part 1:Models and terminology*, 2005-09-09 Update