一種滾輪安裝的垂直提升門，兩側由不銹鋼滾子鏈支撐。

一種財產，其擴張、重建或再利用可能因有害物質、污染物或污染物的存在或潛在存在而變得複雜。

軸流式螺旋槳水輪機，其中渦輪機和發電機是直接放置在水流中的密封裝置。

A valve mechanism that regulates the flow of materials within large pipe diameters by the quarter-turn rotation of a disk. The butterfly valve is a quarter-turn […]

鋼筋混凝土支墩，利用蓄水的重量和 […]

穿過大壩或圍繞大壩的通道或管道，提供河水流動和魚類無需經過渦輪機裝置即可通過的路線。

The area in a waterway between the initial point where water has been diverted through turbines or other mechanical means for the purpose of water-powered generation […]

通常用於將水從水庫輸送到發電廠的人造明渠。

Fish that begin their life cycle in saltwater, then migrate as juveniles into freshwater, where they grow into adults before migrating back into the ocean to […]