Home / Standards / GB/T 46990-2025 GB/T 46990-2025 Upcoming Electrical performance requirements and test methods for electric double-layer capacitors used in hybrid electric vehicles 混合动力汽车用双电层电容器电性能要求及试验方法 Standard Type GBT ICS 43.120 CCS T 47 Status 即将实施 Issue Date 2025-12-31 Implementation 2026-07-01 Responsible Dept 工业和信息化部 Drafting Unit N/A