In light of network renovation investment and specific technological applications, adopting FTTN+DSL as broadband access has become general choice by most subscribers.

　
英 美
  • 結合網(wǎng)絡(luò )的改造投入和具體技術(shù)應用來(lái)看，采用FTTN+DSL方式作為寬帶接入已成為大多數用戶(hù)的普遍選擇。
今日熱詞
目錄 附錄 查詞歷史
国内精品美女A∨在线播放xuan