Home / Standards / GB/T 8553-2023 GB/T 8553-2023 Active Generic specification for enclosures for crystal units 晶体盒总规范 Standard Type GBT ICS 31.140 CCS L21 Status 现行 Issue Date 2023-09-07 Implementation 2024-01-01 Responsible Dept 工业和信息化部(电子) Drafting Unit N/A