Unika尤尼卡牌照相机UNIabbr.印度联合新闻社(=United News of India)unintentional crime过失犯罪uniclinal structure单斜构造unified dispatching联合调度unimanual palpation单手触诊uniluminar follicle单层卵泡Unified Design Rule统一设计规则unicentric blastoma[医] 单中心性胚细胞瘤uni-axial bending单向受力unisolvent function唯一可解函数unipivot instrument单枢轴型仪表