leased line service是什么意思


中文翻译专线业务

网络释义

1)leased line service,专线业务2)MSTP private line service,MSTP专线业务3)subscription private service,预约专线业务4)enhancement private service,增强型专线业务5)Ethernet Line Service,以太网专线业务6)private circuit of important client,大客户专线业务

用法例句

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