| PAIRS | Pulse Air Injection Reaction System | 二次喷气净化装置 |
| PAIRS | Program for the Analysis of IR Spectra | 红外光谱分析程序 |
| PAIRS | Probability and Impact Rating System (Australia) | 概率和影响评级系统（澳大利亚） |
| PAIRS | PMTC Administrative Info Retrieval System | PMTC管理信息检索系统 |
| PAIRS | Property Accounting, Inventory and Reporting System (LANL) | 财产会计、库存和报告系统（LANL） |
| PAIRS | Practical Application of Intimate Relationship Skills | 亲密关系技巧的实际应用 |
| PAIRS | Partners Active In Resource Sharing | 积极参与资源共享的合作伙伴 |
| PAIRS | Provider Access to Immunization Registry Securely | 提供商安全访问免疫注册 |