| DOAS | Department of Administrative Services | 行政服务部 |
| DOAS | Default Option-Adjusted Spread | 默认期权调整价差 |
| DOAS | Dedicated Outdoor/Outside Air System (HVAC) | 专用室外/室外空气系统(HVAC) |
| DOAS | Death of A Salesman (book/play) | 死亡的推销员(本书/打) |
| DOAS | Differential Optical Absorption Spectrometer | 差分光学吸收光谱仪 |
| DOAS | Differential Optical Absorption Spectroscopy | 差分光学吸收光谱 |