主管:中华人民共和国交通运输部 主办:中华人民共和国海事局
从电子海图对数据的要求看纸海图的简化趋势
从电子海图对数据的要求看纸海图的简化趋势
About the tendency of simplification of paper nautical charts from the view point of thedata requirement of the electronic nautical charts
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