Integrated Beneficial Analyses Method and Indicator System for Desertification Control--A Case Study of Guyuan County in Hebei Province是什么意思_Integrated Beneficial Analyses Method and Indicator System for Desertification Control--A Case Study of Guyuan County in Hebei Province在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句