| PSTM | Photon Scanning Tunneling Microscopy | 光子扫描隧道显微镜 |
| PSTM | Pre-Stack Time Migration (seismic processing) | 叠前时间偏移（地震处理） |
| PSTM | Perceptual Short Term Memory | 感知短期记忆 |
| PSTM | Photon Scanning Tunneling Microscope | 光子扫描隧道显微镜 |
| PSTM | Pre-Stack Time Migration | 堆栈前时间迁移 |
| PSTM | Phonological Short Term Memory | 语音短期记忆 |