Home / Standards / GB/T 25897-2010 GB/T 25897-2010 Abolished Superconductivity: Residual resistance ratio measurement of Nb-Ti composite superconductors 超导电性:铌-酞复合超导体剩余电阻比测定 Standard Type GBT ICS 77.040.01 CCS H21 Status 废止 Issue Date 2011-01-10 Implementation 2011-05-01 Responsible Dept 中国科学院 Drafting Unit N/A