At the present stage, broadband data service accounts for 83 percent of used bandwidth in the long-distance transmission network, equal to 5 times voice bandwidth, mainly distributed in economically developed east and south parts of China, making up 56 pe
At the present stage, broadband data service accounts for 83 percent of used bandwidth in the long-distance transmission network, equal to 5 times voice bandwidth, mainly distributed in economically developed east and south parts of China, making up 56 pe
现阶段，长途传输网中宽带数据业务占已使用带宽的83％，相当于话音带宽的5倍，主要分布在东部和南部的经济发达地区，占总带宽需求的56％。