upgradevt.升级;提高;改善adv.向上地n.升级;上坡
upgrade station上坡升压泵站
upgrade program升级方案
Upgrade Training高级训练
upgrade industry扩大内需
upgrade algorithm升级算法
upgrade ring beam提升环梁
Upgraded XiLeiSan改良锡类散
upgraded training提升培训
upgraded colleges专升本院校
upgraded retrofit升级改造