“conversion of cropland to forest and grassland”的概念、定义、翻译、参考文献-科学参考

单词	conversion of cropland to forest and grassland
释义	conversion of cropland to forest and grassland Encyclopedia 农学水土保持林草措施释 conversion of cropland to forest and grassland退耕还林还草从保护和改善生态环境出发，将易造成严重水土流失的坡耕地、易造成严重土地荒漠化及生态地位重要且粮食产量低而不稳的耕地，有计划、分步骤地停止耕种，因地制宜地造林种草，恢复林草植被。
随便看	non-stable non-stable homotopy group non-stable integrality theorem non-stable star non-stable theorem nonstandard non-standard analysis nonstandard analysis non-standard analysis; nonstandard analysis non-standard architecture nonstandard arithmetic non-standard cosmological model non-standard cosmology nonstandard element non-standard employment nonstandard functional analysis nonstandard function theory nonstandard integer nonstandard isomorphism nonstandard logic nonstandard measure theory nonstandard method non-standard model nonstandard model nonstandard model of arithmetic

科学参考收录了854744条科技类词条，基本涵盖了常见科技类参考文献及英语词汇的翻译，是科学学习和研究的有利工具。