升船机比船闸节省水或几乎不耗水，在少水的河流或人工运河上，这是一个重要的优点。

The ship lift can save more water than ship lock or does not consume water at all. This is a very important advantage for the rivers or artificial canal with little water.

youdao

升船机比船闸节省水或几乎不耗水，在少水的河流或人工运河上，这是一个重要的优点。

The ship lift can save more water than ship lock or does not consume water at all. This is a very important advantage for the rivers or artificial canal with little water.

youdao