low-water line 低水位线 ; 低潮线
spring low-water line 大潮低潮线
mean low water line 平均低潮水位线
lower low water line 低低潮水位线
spring low water line [海洋] 大潮低潮线
In the level distribution, there is the largest amount of heterotrophic bacteria at tidal zone, less much at the area 100m from low water line, smallest at the area 300m from low water line.
在水平分布中，异养细菌的数量在潮间带最大，其次是离低潮线100m的海区，离低潮线300m的海区最小。
Hundreds of ships are stranded in shallow waters of the Xiangjiang River in the Changsha section, where the water line has dropped to a record low.
湘江长沙段水位逼近历史最低，上百艘船只搁浅。
This afternoon, the water off the New College of Florida campus was shallow enough at low tide that McClure could easily walk 100 yards offshore and cast his line in any direction.
这天下午，佛罗里达学院新校区附近的浅海滩，海水还很浅。马克留尔很轻松地涉水来到距岸边100码左右的地方，在这里他可以朝任何方向抛杆下钓。
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