Slope is the basic data for the agriculture, forestry, hydrologic research and other activities of national economy.

坡度数据是农、林、水利等国民经济建设活动的基础数据。

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Slope is the basic data for the agriculture, forestry, hydrologic research and other activities of national economy.

坡度数据是农、林、水利等国民经济建设活动的基础数据。

youdao