通(Tong)道(Dao)式(Shi)理(Li)线(Xian)架(Jia)是(Shi)机(Ji)柜(Gui)线(Xian)路(Lu)形(Xing)象(Xiang)和(He)管(Guan)理(Li)的(De)重(Zhong)要(Yao)解(Jie)决(Jue)方(Fang)案(An),(?)具(Ju)有(You)布(Bu)线(Xian)高(Gao)效(Xiao)标(Biao)准(Zhun)、(?)更(Geng)换(Huan)查(Cha)找(Zhao)便(Bian)捷(Jie)、(?)长(Chang)效(Xiao)保(Bao)持(Chi)美(Mei)观(Guan)等(Deng)功(Gong)能(Neng)特(Te)点(Dian)。(?)