upstream hydropower plants crane hydraulic lock the section barriers metal construction |
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| navigate by keyword : architecture barrier barriers building concrete construction control crane electric electricity energy engineering equipment flood flow gate gear generate generator hydraulic hydro hydroelectric hydropower industrial industry lock machine machinery mechanical mechanism metal outdoor outside plants pouring power release reservoir resource river section sluice station steel stock structure technology turbine upstream valley view wall water |
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| Upstream hydropower plants: crane, hydraulic lock, the section of hydraulic barriers, metal construction. |
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