A.16×16 B.64×64 C.128×128 D.512×512
A.高2200mm×寬600mm×深600mm B.高2260mm×寬800mm×深600mm C.高2260mm×寬800mm×深800mm D.高2200mm×寬800mm×深600mm
A.3天 B.5天 C.10天 D.15天
A.75Ω B.100Ω C.120Ω D.600Ω
A.50ms B.100ms C.500ms D.1s
A.18 B.19 C.20 D.21
A.業(yè)務規(guī)模 B.電路規(guī)模 C.用戶規(guī)模 D.資源規(guī)模
A.10min B.15min C.30min D.1h E.8h F.24h
A.HDB3 B.RZ C.NRZ D.AMI
A.應急切換 B.代答 C.呼叫轉移 D.故障切換