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groin | |||
retaining dam | |||
debris barrier; debris dam; impounding dam; retaining wall | |||
check dam | |||
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pen | |||
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pen | |||
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impounding dam |
拦水坝 : 9 phrases in 6 subjects |
Agriculture | 1 |
Explosives and Explosive Ordnance Disposal | 1 |
General | 1 |
Hydroelectric power stations | 3 |
Hydrology | 1 |
Technology | 2 |