UNIDAPn.通用数字自动驾驶仪UNIabbr.印度联合新闻社(=United News of India)unification of language语言的统一unicystic ameloblastoma单囊造釉细胞瘤unidirectional rotation单向转动unified Income tax rate所得税率统一Uniled Nations Bulletin联合国公报unimpeachable authority无可怀疑的根据unified local elections统一地方选举Unified S-Band System统一S波段系统unified algorithm model统一算法模型unified equity transfer归一性股权转让