WARNING SIGNAL STATION POINT
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下载链接：
https://geospatial-usace.opendata.arcgis.com/datasets/d1c9a67d524d43fea46dffa24e8c0b77_0
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资源简介：
A signal station is a place on shore from which signals are made to ships at sea. (IHO Dictionary, S-32, 5th Edition, 4742)
提供机构：
US Army Corps of Engineers
