Interaction Threshold between Soil Erosion and Vegetation Cover at Coarse Sediment Source Area with High Concentration, Middle Yellow River Basin是什么意思_Interaction Threshold between Soil Erosion and Vegetation Cover at Coarse Sediment Source Area with High Concentration, Middle Yellow River Basin在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句