marine hydrological chart

例句：

1. 1.The ocean is a vast and complex system that requires detailed mapping for accurate hydrological studies.
   海洋是一个广阔且复杂的系统，需要详细的地图来进行准确的水文学研究。
2. 2.The marine hydrological chart shows the distribution of seawater across the globe.
   海洋水文图显示了全球海水的分布情况。
3. 3.The marine hydrological chart was used to predict future sea levels due to climate change.
   海洋水文图被用来预测由于气候变化导致的未来海平面上升。