Superconductivity - Part 12: Matrix to superconductor volume ratio measurement - Copper to non-copper volume ratio of Nb<(Index)3>Sn composite superconducting wires (IEC 61788-12:2013); German version EN 61788-12:2013
超导性.第12部分:基体与超导体体积比测量.铌<(指数)3>锡复合超导导线的铜与非铜体积比(IEC 61788-12-2013);德文版EN 61788-12:2013