全球网络发展的趋势
The following presentation contains "forward-looking statements" which are based on management’s beliefs as well as on a number of assumptions concerning future events made by and information currently available to management. The audiences are cautioned not to put undue reliance on such forward-looking statements, which are not a guarantee of performance and are subject to a number of uncertainties and other factors, many of which are outside AT&T’s control, that could cause actual re ...