ultratek镍基合金
ultraadj.超;过激的;极端的n.过激论者;急进论者
ultrahigh frequency filter特高频滤波器
ultracentrifugation method超离心法
ultra-long short message长短信
ultra - low permeability特低渗透
ultrastructural technology超微结构技术
ultramicro-pulverization超微粉碎
ultra-violet food tester紫外线食物鉴定器
ultrasound contrast agents超声造影剂
Ultra-Cold Rydberg Atoms超冷里德堡原子
Ultra Large Crude Carriers超级油船