unearned premiums reserve未获得保险金储备 Uranium Production Reactor铀生产电抗器 Union Populaire pour la RÉpublique (French: People's Union for the Republic, Central African Republic)Union Populaire pour la RÉpublique (French: People's Union for the Republic, Central African Republic) Upper Principal Representation上主表示 Upstream Petroleum Report上游石油的报告 Union for Progress and Renewal (Guinea)工会为进步和更新(几内亚) Users' Performance Requirement用户的性能要求 Unconditional Positive Regard无条件积极关怀 University of Puerto Rico波多黎各大学 unfolded protein response蛋白质反应。展开 Unprocessed Packet Rate未经加工的包率 Unsaturated Polyester Resin非饱和聚酯树脂 Uppern. 鞋帮, 上牙, 兴奋剂, 令人愉快的经历 Universal Periodic Review (UN Human Rights Council)普遍定期审查(联合国人权理事会) User Preferred Routing用户首选的路由