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| collecting system | |||
| collection system; deluge system | |||
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| collecting system | |||
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集水 系统 : 35 phrases in 10 subjects |
| Desert science | 1 |
| Earth sciences | 1 |
| Ecology | 2 |
| Electronics | 1 |
| Geology | 1 |
| Hydroelectric power stations | 2 |
| Nautical | 1 |
| Oil / petroleum | 1 |
| Technology | 22 |
| Water resources | 3 |
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