SJ电子行业标准 SJ 50973/36-2008 SFB-75-7-51型实心聚四氟乙烯绝缘柔软射频电缆详细规范 SJ 50973/36-2008.Cables, radio frequency, flexibie, solid PTFE dielectric, .type SFB-75-7-51, detail... 01月09日SJ 50973/36 阅读全文