从地图符号的本质和特征入手，根据具体应用把海岸带地形图符号进行分类和数据分层。

Beginning with the nature and character of map symbols, it classifies coastal zone topographic map symbols and data according to the actual application.

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最后，利用组件技术，设计完成了符合最新海岸带地形图图式标准的海岸带地形图符号库。

At last, according to the newest coastal zone topographic map standard, the author designs the coastal zone topographic map symbol database with COM.

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最后，利用组件技术，设计完成了符合最新海岸带地形图图式标准的海岸带地形图符号库。

At last, according to the newest coastal zone topographic map standard, the author designs the coastal zone topographic map symbol database with COM.

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