UIN abbr. United States and international Securities (stock exchange symbol) 美國和國際證券（證券交易代碼）; University of Indiana 美國印第安那大學(xué); user identification number 用戶識別號碼
UIPM [醫(yī)][=International Union of the Medical Press]國際醫(yī)學(xué)出版聯(lián)合會
UITS abbr. unacknowledged information transfer service 未確認(rèn)的信息傳送業(yè)務(wù); Unione Italiana Tiro e Segno (Italian=Italian Rifle Association) （意大利語）意大利來復(fù)槍協(xié)會
