Puerto Rican Studies Association波多黎各研究协会 Papers of the Regional Science Association论文的区域科学协会 President of the Royal Scottish Academy总统的苏格兰皇家艺术学院 Personal Retirement Savings Account个人退休金帐户 Public Relations Society of America美国的公共关系的社会 Puerto Rican Student Association波多黎各学生会 Power Reactant Storage Assembly (Space Shuttle)电力反应物存储总成(航天飞机) Park and Recreation Service Area公园和娱乐服务区域 Personal Retirement Savings Accounts个人退休金帐户 plasma renin substrate activity血浆肾素底物活性 Pension Retirement Savings Accounts养老金退休储蓄账户