“historical process of desertification”的概念、定义、翻译、参考文献-科学参考

单词	historical process of desertification
释义	historical process of desertification Encyclopedia 理学沙漠化过程释 historical process of desertification沙漠化历史过程沙漠化发生、发展的社会经济背景和人为因素发展历程。
随便看	bound charge bound charge density bound decision variable bound differentiability bounded bounded above bounded above complex bounded above filtration bounded above operator bounded above sequence bounded above set bounded approximation bounded approximation property bounded arithmetic bounded basis bounded below bounded below complex bounded below filtration bounded below operator bounded below sequence bounded below set bounded bilinear form bounded body bounded chain bounded characteristic

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