Effect of vegetation on runoff-sediment relationship at different spatial scale levels in Gullied-hilly Area of the Loess Plateau, China是什么意思_Effect of vegetation on runoff-sediment relationship at different spatial scale levels in Gullied-hilly Area of the Loess Plateau, China在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句