| RTCC | Rough Terrain Container Crane | 越野集装箱起重机 |
| RTCC | Regional Transit Coordinating Council | 区域交通协调委员会 |
| RTCC | Research and Technology Coordinating Committee | 研究和技术协调委员会 |
| RTCC | Remote Tap Changer Cubicle | 远程分接开关柜 |
| RTCC | Real Time Call Control | 实时呼叫控制 |
| RTCC | Responding to Climate Change | 应对气候变化 |
| RTCC | Real Time Clock and Calender | 实时时钟和日历 |
| RTCC | Radar Terrain Clearance Chart | 雷达地形净空图 |
| RTCC | Real Time Crime Center (New York City Police Department) | 实时犯罪中心(纽约市警察局) |
| RTCC | Real Time Clock Counter | 实时时钟计数器 |
| RTCC | Real-Time Computer Complex | 实时计算机综合体 |
| RTCC | Reilly Tar and Chemical Corporation | 莱利焦油化工公司 |
| RTCC | Remote Transfer-Controlled Control (ITU-T) | 远程传输控制(ITU-T) |
| RTCC | Report to Crown Counsel (report from police to the Canadian Crown Prosecuter) | 向检察官报告(警察向加拿大检察官报告) |