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Flood protection device used on river or water canal, has radial partitions attached to bank of river or water canal, and made of trapezoidal or semicircular flexible tubes
Flood protection device used on river or water canal, has radial partitions attached to bank of river or water canal, and made of trapezoidal or semicircular flexible tubes
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机译：用在河道或水渠上的防洪装置，其径向隔板固定在河道或水渠上，由梯形或半圆形挠性管制成
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摘要
The device includes flexible tubes arranged and coupled together to form radial partitions (2) which care attached to the bank of a river or water canal. Each tube has a trapezoidal or semicircular cross-section. The tubes are connected together with the use of clamps to form a triangular structure.
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