unibin.单级和双极晶体管放大器UNIabbr.印度联合新闻社(=United News of India)unified slip line统一滑移线Unicortical screw磷酸钙骨水泥unidirectionality[ unidirectional ]的相关名词unifining process加氢精制过程uniserial crochet单行趾钩unified BOM model统一BOM模型unilineal descent单系继嗣unipolar armature单极电枢unior sports club青少年体育俱乐部unimpeded transit畅通无阻的通行往来