英语词汇“upgrading and updating”的翻译、意思、用法、释义-英汉汉英双解词典-爱贷网

词汇	upgrading and updating
释义	upgrading and updating 基本例句升级换代 Fourth, consumer goods have been updated and upgraded.四是消费品档次升级换代。 Rapid replacement and updating of various fire-control radars followed the breakthrough of airborne AESA technlogy.机载相控阵技术的突破，引发了多种型号战斗机的火控雷达升级换代。
随便看	rossby energy cycle rossby formula rossby-gravity wave rossby-haurwitz wave rossby manifold rossby number Rossby parameter rossby radius rossby radius of deformation rossby regime Rossby's atmospheric circulation Rossby term rossby wave rossby wave equation rossby waves rossby waves in the ocean Ross-Béthio Ross Canyon Ross, Cape rosscarberries rosscarberry Rossdale ross dependency ross diagram Rossdorf