Home / Standards / GB/T 2900.22-1985 GB/T 2900.22-1985 Abolished Electrotechnical terminology--Electric welding machine 电工名词术语 电焊机 Standard Type GBT ICS N/A CCS K04 Status Abolished Issue Date 1985-05-09 Implementation 1986-02-01 Centralized Committee 中国电器工业协会 Issuing Authority 中国电器工业协会