Hydrology Lines
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资源简介：
Feature class contains all hydrology lines for Baltimore County. Lines were compiled from aerial photography.
要素类（Feature class）包含巴尔的摩县（Baltimore County）的全部水文线要素。所有线要素均通过航空摄影资料整编得到。
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2016-09-27
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Feature class contains all hydrology lines for Baltimore County. Lines were compiled from aerial photography.
要素类（Feature class）包含巴尔的摩县（Baltimore County）的全部水文线要素。所有线要素均通过航空摄影资料整编得到。