| RGT | Replaceable Gas Tube (high power radio transmitting antennas) | 可更换气体管（高功率无线电发射天线） |
| RGT | Register(ed) Gross Tonnage | 注册总吨位 |
| RGT | reversed gastric tube | 反向胃管 |
| RGT | Regiment | 团 |
| RGT | Red Global de Trueque | Red Global de Trueque公司 |
| RGT | Remote Ground Terminal | 远程接地端子 |
| RGT | Rolling Good Times | 滚滚的好时光 |
| RGT | Retired Greyhound Trust | 退休灰狗信托 |
| RGT | Rich Guy's Telescope | 丰富的家伙的望远镜 |
| RGT | Rengat, Indonesia | 印度尼西亚伦加特 |
| RGT | Random Gauge Transformation | 随机规范变换 |
| RGT | Reliability Growth Testing | 可靠性增长测试 |
| RGT | Radioisotope Thermoelectric Generator | 放射性同位素热电发生器 |
| RGT | Real Good Toys | 真正的好玩具 |
| RGT | Requirements Growth Testing | 需求增长测试 |
| RGT | Registered Genetic Technologist | 注册遗传技术专家 |
| RGT | Registry of Guitar Tutors | 吉他导师注册 |