Lithologic characteristics of the unsaturated zone and its impact on adsorption and degradation of pesticide in the first grade terrace of Songhua River是什么意思_Lithologic characteristics of the unsaturated zone and its impact on adsorption and degradation of pesticide in the first grade terrace of Songhua River在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句