“conversion of degraded farmland into grassland”的概念、定义、翻译、参考文献-科学参考

单词	conversion of degraded farmland into grassland
释义	conversion of degraded farmland into grassland Encyclopedia 法学草原法释 conversion of degraded farmland into grassland退耕还草中国实行的无偿给予农民粮食和补助，让其不再在坡耕地上种植粮食而改为种草，以防治坡耕地严重水土流失的措施。
随便看	frequence frequence distribution curve frequency frequency-agile radar frequency allocation frequency analysis frequency and duration method frequency approach frequency attribute frequency band frequency bandwidth constraint frequency bridge frequency calibration frequency capture frequency centre frequency characteristic frequency characteristic of sound pressure frequency chart frequency chirp frequency coding frequency collapse frequency comparision frequency compensation frequency conversion frequency conversion circuit

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。