| CIWG | Combat Identification Working Group | 作战识别工作组 |
| CIWG | Critical Illness Working Group | 重大疾病工作组 |
| CIWG | Collaboration Interoperability Working Group | 协作互操作性工作组 |
| CIWG | Cyberinfrastructure Working Group | 网络基础设施工作组 |
| CIWG | Critical Infrastructure Working Group | 关键基础设施工作组 |
| CIWG | Communications Interoperability Working Group | 通信互用性工作组 |
| CIWG | Critical Interfaces Working Group | 关键接口工作组 |
| CIWG | Channel Islands Wholesale Group | 海峡群岛批发集团 |