Home / Standards / GB/T 13138-2020 GB/T 13138-2020 Active General specification for synchro 自整角机通用技术条件 Standard Type GBT ICS 29.160.30 CCS K24 Status 现行 Issue Date 2020-12-14 Implementation 2021-07-01 Responsible Dept 中国电器工业协会 Drafting Unit N/A