Home / Standards / GB/T 11451-1989 GB/T 11451-1989 Active Flexible waveguide assembly performance 软波导组件性能 Standard Type GBT ICS 33.120.10 CCS L26 Status 现行 Issue Date 1989-06-30 Implementation 1990-03-01 Responsible Dept 工业和信息化部(电子) Drafting Unit N/A