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FISHWAY CONSTITUTING OVERFLOW PARTITION WALL AND FISHWAY CONSTITUTING UNIT
FISHWAY CONSTITUTING OVERFLOW PARTITION WALL AND FISHWAY CONSTITUTING UNIT
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机译:鱼道构成隔断墙和鱼道构成单元
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摘要
PROBLEM TO BE SOLVED: To provide a fishway constituting overflow partition wall requiring a least possible amount of material.;SOLUTION: The fishway constituting overflow partition wall 3 is arranged in a water channel 2 extending between both side walls 5 of the water channel 2. It has an upper portion set to be larger outward in the radial direction than a lower face 9 as tending from one side in the extending direction to the other side, and it has a cavity 91 inside. Thus, the partition wall 3 has a less amount of material and a lighter weight.;COPYRIGHT: (C)2006,JPO&NCIPI
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