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| draft tube | |||
| aqueduct; vessel; conduct; penstock | |||
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引水管 : 26 phrases in 10 subjects |
| Agriculture | 1 |
| Architecture | 1 |
| Construction | 1 |
| Ecology | 1 |
| Electronics | 1 |
| Hydroelectric power stations | 1 |
| Metallurgy | 3 |
| Oil / petroleum | 1 |
| Reproductive biology | 1 |
| Technology | 15 |
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