短語詞組短語carrier optical ethernet 電信級光以太網(wǎng)carrier grade ethernet 電信級以太網(wǎng)carrier class Ethernet 運營級以太網(wǎng)Carrier Ethernet World Congress 以太網(wǎng)世界大會Metro Carrier Ethernet 城域電信級以太網(wǎng)Carrier Ethernet Switch Engine 交換機引擎Carrier Ethernet logo 載體以太網(wǎng)carrier ethernet equipment 以太網(wǎng)設備Carrier Ethernet Networks 電信以太網(wǎng) 返回 carrier ethernet