英语词汇“升级改造”的翻译、意思、用法、释义-英汉汉英词典

单词	升级改造
释义	升级改造n.retrofit(飞机、飞机部件、机器等的)改型，升级改造；升级改造的部件
随便看	data delimiter data demand protocol data density data dependence data dependence graph data dependence relation data dependence test data dependency data dependency theory data-dependent data dependent computation data-dependent hazard data depth data description data description clause data description entry data description in a language data description language data-description language data description language (ddl) data description language--ddl data description language，ddl data description library data description record data description skeleton