Because traditional manual visual interpretation was time and labor consuming, it was necessary to extract the information based on remote sensing image.
传统的人工目视解译费时费力，基于遥感影像的居民地信息自动提取势在必行。
Because traditional manual visual interpretation was time and labor consuming, it was necessary to extract the information based on remote sensing image.
传统的人工目视解译费时费力，基于遥感影像的居民地信息自动提取势在必行。
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