| 1. | Photo planimetric method of photogrammetric mapping 综合法测图 |
| 2. | Universal method of photogrammetric mapping y epca 全能法测图 |
| 3. | Differential method of photogrammetric mapping 微分法测图 |
| 4. | Universal method of photogrammetric mapping 全能法测图 |
| 5. | It provides photogrammetric mapping services for engineering design work , earthwork volume calculations , environmental studies and town planning work 该小组为工程设计、土方工程体积计算、环保研究及城市设计提供摄影制图服务。 |