Home / Standards / GB/T 21099.2-2007 GB/T 21099.2-2007 Abolished Function blocks for process control - Part 2：Specification of FB concept and electronic device description language 过程控制用功能块 第2部分：功能块概念及电子设备描述语言的规范 Standard Type GBT ICS 25.040.40 CCS N10 Status 废止 Issue Date 2007-10-11 Implementation 2007-12-01 Responsible Dept 中国机械工业联合会 Drafting Unit N/A