“desertification control project in China”的概念、定义、翻译、参考文献-科学参考

单词	desertification control project in China
释义	desertification control project in China Encyclopedia 理学荒漠化防治工程释 desertification control project in China荒漠化防治工程中国对土地荒漠化进行防治的系统工程项目。包括正在实施的“三北”防护林建设工程、退耕还林还草工程、退牧还草工程、草原沙化防治工程、天然林保护工程以及京津风沙源防治工程等。
随便看	class of events class of fields class of functionals class of functions class of groups class of ideals class of interactive polynomial time class of interactive polynomial time, IP class of lattices class of manifolds class of mappings class of matrices class of models class of morphisms class of objects class of operators class of railway class of representations class of residues class of rings class of sets class of singularities class of smoothness class of spaces class of surfaces

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