A.5ps/nm/km B.6ps/nm/km C.9ps/nm/km D.10ps/nm/km
A.欠補(bǔ)償 B.過(guò)補(bǔ)償 C.零補(bǔ)償 D.均勻補(bǔ)償
A.PMD色散解決辦法之一是改進(jìn)光纖工藝或在系統(tǒng)輸入輸出端插入偏振控制器 B.PMD色散是無(wú)法通過(guò)補(bǔ)償模塊來(lái)補(bǔ)償?shù)?br /> C.PMD色散對(duì)40G系統(tǒng)影響較小 D.PMD色散與光功率無(wú)關(guān)