海岸线变化 meaning in Chinese

coastal change
shoreline change

Paleoshore line variation
古海岸线变化
As tropical cyclones can cover distances of hundreds of kilometres , the area covered by the open coast model has to be large and the grids used in the model correspondingly coarse
由于热带气旋的影响范围可以广达数百公里，开阔海岸风暴潮模式的覆盖范围亦要相应扩大以致模式内网格点间的距离大了，一些细微的海岸线变化如港湾和河口就不能在这网格上显示出来。
As tropical cyclones can cover distances of hundreds of kilometres , the area covered by the open coast model has to be large and the grids used in the model correspondingly coarse
由于热带气旋的影响范围可以广达数百公里，开阔海岸风暴潮模式的覆盖范围亦要相应扩大以致模式内网格点间的距离大了，一些细微的海岸线变化如港湾和河口就不能在这网格上显示出来。
As tropical cyclones can cover distances of hundreds of kilometres , the area covered by the open coast model has to be large and the grids used in the model correspondingly coarse . the disadvantage is that small variations in coastlines such as bays and inlets cannot be resolved
由于热带气旋的影响范围可以广达数百公里，开阔海岸风暴潮模式的覆盖范围亦要相应扩大以致模式内网格点间的距离大了，一些细微的海岸线变化如港湾和河口就不能在这网格上显示出来。