发明授权
US09249548B1 Apparatus for reducing water evaporation and method therefor 有权
减水蒸发装置及其方法

Apparatus for reducing water evaporation and method therefor
摘要:
A floating cover for a waterway has a plurality of tubular structures. The plurality of tubular structures is attached widthwise together and extends over an approximate width of the waterway to cover the waterway to prevent water in the waterway from evaporating.
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