Home / Standards / GB/T 2900.4 GB/T 2900.4 Abolished Electrotechnical terminology--Special alloys for electrical equipment 电工术语 电工合金 Standard Type GBT ICS N/A CCS K04 Status 废止 Issue Date 1994-05-19 Implementation 1995-05-01 Responsible Dept 国家标准委 Drafting Unit 国家标准委