Philadelphia Impervious Surfaces 2016
收藏www.hydroshare.org2018-11-16 更新2025-01-21 收录
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https://www.hydroshare.org/resource/c5770e7b2a9e40eca97c40065e5f39ba
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资源简介：
Planimetric Coverage containing the delineation of impervious surfaces for studying and calculating drainage runoff. This coverage shows surface features that are visible on the aerial photography, and is sometimes referred to as the landbase.
This data is hosted at, and may be downloaded or accessed from PASDA, the Pennsylvania Spatial Data Access Geospatial Data Clearinghouse http://www.pasda.psu.edu/uci/DataSummary.aspx?dataset=1136
该数据集包含不透水表面的边界划分，旨在用于研究及计算径流排水。本覆盖层展示了航空摄影中可见的表面特征，有时亦被称为土地基础。
此数据由宾夕法尼亚空间数据访问地理空间数据中心（PASDA）托管，并可从http://www.pasda.psu.edu/uci/DataSummary.aspx?dataset=1136下载或访问。
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