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据今年 11月 1日《人民邮电》报道 ,10月 2 7日 ,铺设广 (州 ) -昆 (明 ) -成 (都 )光缆主干线已竣工并通过验收。至此 ,历时 8年 ,总长 8万 km的“八纵八横”通信光缆干线网工程全部落下帷幕。“八纵八横”光缆网是我国在公用网中最具代表性的光纤通信建设 ,它由 4 8条光缆骨
According to a report from People’s Posts and Telecommunications on November 1 this year, the trunk line of Guangzhou-Kunming (Ming) -cheng (all) optical fiber cable laying has been completed and passed the inspection on October 27. So far, eight years of eight years and a total length of 80,000 km of “eight vertical and eight horizontal” communications optical cable network project all came to an end. “Eight vertical and eight horizontal” fiber optic cable network in China is the most representative in the public network of optical fiber communications building, which consists of 48 fiber optic cable