同軸電纜SYV同軸電纜SYVSYV-50-9 7×0.95 9 12.2 SYV-50-12 7×1.15 11.5 15 SYV-50-15 7×1.54 15 19 SYV-50-17 19×1.04 17.3 22 SYV-75-3 7×0.17 3 5 SYV-75-4 1×0.59 5.7 6 SYV-75-5 1×0.75 4.8 7.9