Upsi乌普西upadv.向上；起来；上升；往上prep.向上adj.向上的；上行的n.上升v.上升；增加up-and-under dribble投篮假动作后运球突破upflow contact clari ier升流式接触澄清池upwind difference scheme迎风差分格式up-and-down movement上下运动,垂直运动,垂直往复运动,升降运动upgrading of boiler weld锅炉焊缝加强upcast rentilating shaft出风井up and down stroke curve起伏冲击曲线up-supply down-return上送下回upconversion luminescence上转换发光upgrading generating unit机组改造