乙太網(wǎng)路實(shí)體通道 fec fast ethernet channel: 快速以太網(wǎng)通道gec giga ethernet channel: 千兆以太網(wǎng)通道physical channel: 實(shí)體通道cphch common physical channel: 公共物理信道dedicated physical channel: 專用物理信道下載手機(jī)詞典可隨時(shí)隨地查詞查翻譯
