论文部分内容阅读
上海——杭州干线扩容工程(SDH)已通过竣工验收。该扩容工程提供上海至杭州378个2MB/S电路,可缓解沪杭间的长途电路紧张状况,并可疏通杭贵成干线、沪宁干线、沪福穗干线间的电信业务。
Shanghai - Hangzhou trunk expansion project (SDH) has passed the final acceptance. The expansion project provides 378 2MB / S circuits from Shanghai to Hangzhou, alleviating the long-distance tension between Shanghai and Hangzhou and clearing the telecommunications business between Hanguangcheng Line, Shanghai-Nanjing Line and Shanghai-Fuzhou-Guangzhou Line.