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ARRANGEMENT FOR CATCHING FISH IN WATER BASINS WITH FISH
ARRANGEMENT FOR CATCHING FISH IN WATER BASINS WITH FISH
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机译:用鱼在流域中钓鱼的安排
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摘要
device for облова ponds with fish, including channel дл concentrations of fish, дл diversion canal water, рыбозаградитель and closures of тличающеес whatin order to повышени efficiency облова fish
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