问题描述：
帮忙断句并翻译
The lower points（处于较低位置的点） identified by the morphological filter（形态学滤波） are classified as bathymetry and the subsurface and water surface returns are classified based on height differences between neighboring points within a raster cell, and bathymetry returns.
里面好几个and , 最后还有个and,怎样划分句子成分,最好能翻译.
The lower points（处于较低位置的点） identified by the morphological filter（形态学滤波） are classified as bathymetry and the subsurface and water surface returns are classified based on height differences between neighboring points within a raster cell, and bathymetry returns.
里面好几个and , 最后还有个and,怎样划分句子成分,最好能翻译.
问题解答：
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