A.0.25 B.0.5 C.2 D.4
A.10.2Ω/100m B.13.2Ω/100m C.17.2Ω/100m D.19.2Ω/100m
A.衰減與近端串?dāng)_損耗 B.信號(hào)與近端串?dāng)_損耗 C.衰減與遠(yuǎn)端串?dāng)_損耗 D.信號(hào)與遠(yuǎn)端端串?dāng)_損耗