ultraismn.激进论;极端主义
ultraadj.超;过激的;极端的n.过激论者;急进论者
ultrashort-lived nuclide超短半衰期核素
ultra-high-speed pulse超快脉冲
ultra-pure bearing steel超纯轴承钢
ultra-filtrated membrane超滤膜
ultrafine-grained copper超细晶铜
ultra-violet catastrophe紫外灾变
ultra fine stationary grid超细栅格固定滤线栅
Ultra low content spraying超低容量喷雾
Ultra-linguistic factors超语言因素
Ultra-high cydes fatigue超高周疲劳