ChinaHydro NavNet
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资源简介：
ChinaHydro_NavNet contains arcs representing sections of rivers in China that are navigable. This data was revised by the Regional Systems Analysis lab, and edited by Lex Berman. The river sections are NOT named. Derived from the "Navigable Waterways of China," compiled by Lawrence Crissman, (c) ACASIAN 1998.
创建时间：
2012-01-01
