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日前,四方通信發(fā)往中國(guó)電信廊坊分公司的幾千臺(tái)B12型寬帶網(wǎng)絡(luò)箱全部被應(yīng)用于廊坊電信FTTC、FTTH、FTTB網(wǎng)絡(luò)建設(shè)工程中。進(jìn)入二十一世紀(jì),具有高帶寬、大容量、低損耗等優(yōu)良特性的光纖成為將數(shù)據(jù)傳送到客戶端的媒質(zhì)的必然選擇。B12型寬帶網(wǎng)絡(luò)箱,是我公司針對(duì)光纖接入技術(shù)專門研制、開(kāi)發(fā)的一款光纖接入網(wǎng)絡(luò)終端設(shè)備。
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寬帶網(wǎng)絡(luò)工程設(shè)計(jì)規(guī)范 第一章總則····················································· 2 第二章系統(tǒng)設(shè)計(jì)················································· 4 第三章工作區(qū)子系統(tǒng)設(shè)計(jì)要點(diǎn)····································· 7 第四章水平子系統(tǒng)設(shè)計(jì)要點(diǎn)······································· 8 第五章建筑物(垂直)主干子系統(tǒng)設(shè)計(jì)要點(diǎn)· ························ 9 第六章交接間及設(shè)備間設(shè)計(jì)要點(diǎn)· ·································· 9 第七章管理子系統(tǒng)設(shè)計(jì)要點(diǎn)······································· 10 第八章建筑群
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