| ETDP | Engineering Technical Drawing Pool | 工程技术图纸库 |
| ETDP | Education, Training, and Development Practitioner (RSA) | 教育、培训和发展从业者（RSA） |
| ETDP | Emergency Traffic Disposition Plan | 应急交通处置计划 |
| ETDP | Expert Tsunami Database for the Pacific | 太平洋海啸专家数据库 |
| ETDP | Exploration Technology Development Program (NASA) | 探索技术开发计划（NASA） |