Home / Standards / GB/T 18502-2018 GB/T 18502-2018 Active Critical current measurement—DC critical current of Ag-and/or Ag alloy-sheathed Bi-2212 and Bi-2223 oxide superconductors 临界电流测量 银和/或银合金包套Bi-2212和Bi-2223氧化物超导体的直流临界电流 Standard Type GBT ICS 77.040.01 CCS H21 Status 现行 Issue Date 2018-03-15 Implementation 2018-07-01 Responsible Dept 中国科学院 Drafting Unit N/A