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	ethyl succinate Ethylsuccinate,Erythromycin Ethyl Succinate,Eyrthromycin ethylsuccinic acid ethyl succinic acid ethyl succinyl chloride ethyl suflide ethylsulfate ethyl sulfate ethyl-sulfate ethyl sulfenamide ethyl sulfid ethylsulfide ethyl sulfide ethyl-sulfide ethyl sulfide,ethyle sulphide ethylsulfinic acid ethyl sulfinic acid ethyl-sulfinic acid ethyl sulfocarbonate ethylsulfocyanate ethyl sulfocyanate ethyl sulfocyanide Ethylsulfonal ethyl sulfonamide