step hydropower的用法和樣例：
例句
- The power station under study is the important step electric station.
西南某電站是大渡河干流的重要梯級電站。 - It can be used as reference for the protection of storage areas and the construction of the other cascade hydropower stations in the Lancang River.
從區域尺度計算漫灣水電站生態(tài)供給足跡和生態(tài)需求足跡，以為漫灣水電站庫區生態(tài)環(huán)境保護和后續干流水電梯級電站建設提供參考。
