| 1. | Land land , engineering and hydrographic survey services
土地工程及水道测量服务 |
| 2. | United states navy hydrographic office
美国海军航道测量局美国海军水道测量部 |
| 3. | Code for hydrographic geolo - gical exploration of urban water - supply
城市供水水文地质勘察规范 |
| 4. | Study of cross section design of city road in hydrographic net
水网地带城市道路横断面设计研究 |
| 5. | Land , engineering and hydrographic survey services public works category
土地工程及水道测量服务 |
| 6. | The specification for oceanographic survey - marine hydrographic observations
海洋调查规范海洋水文观测 |
| 7. | International hydrographic organization
国际海道测量知识 |
| 8. | Automatic hydrographic survey system
水深测量自动化系统 |
| 9. | Concepts , abbreviations and symbols in surveying ; hydrographic surveying
测量学概念缩写和符号.水文测量 |
| 10. | Hydrographic amp; irrigational calculation of the sloping surface water system
坡面水系工程水文水利计算 |
