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| 水文调查; 水文测量 | |||
| 水文勘测; 水文调查水文查勘; 水文查勘 | |||
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| 河流调查指关于水资源和使用要求 | |||
| 水文勘查 | |||
| 水文测量; 水文调查 | |||
| 水文勘测; 水文调查水文查勘; 水文查勘 | |||
| hydrologic survey: 19 phrases in 4 subjects |
| Architecture | 1 |
| Earth sciences | 1 |
| Electronics | 2 |
| Technology | 15 |
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