基本解釋升級換代英漢例句雙語例句It is the updating and upgrading of tool that we stress in this thesis.工具的更新、升級引起的變革，成為本文比較分析的重點。Indeed, We should develop the most suitable one for next generation broadband access network to meet operators' requirement on updating and upgrading broadband access network model.這就需要我們找出最適合下一代網(wǎng)絡(luò)的寬帶接入的建設(shè)模式，來應(yīng)對今后運營商在寬帶接入建設(shè)過程中升級換代的實際需求。Through updating and upgrading of the CERNET and digitized transformation for the satellite TV network, the transmission terrace has been built in our country.通過中國教育和科研計算機網(wǎng)的升級提速，以及衛(wèi)星電視教育網(wǎng)的數(shù)字化改造，構(gòu)建了我國現(xiàn)代遠(yuǎn)程教育專業(yè)平臺。upgrading and updating更多例句詞組短語短語upgrading and updating of products 產(chǎn)品升級換代upgrading and updating更多詞組專業(yè)釋義經(jīng)濟(jì)學(xué)升級換代