| CRAI | Consorzio per la Ricerca e le Ipplicazioni di Informatica (Italy) | 意大利信息产业协会 |
| CRAI | Centre De Recherche En Architecture Et IngÉnierie (French) | Centre De Recherche En Architecture Et IngÉnierie (French) |
| CRAI | Charles River Associates, Inc. | Charles River Associates公司。 |
| CRAI | Continuous Regional Arterial Infusion | 连续局部动脉灌注 |