“草场维护和改良机械”的概念、定义、翻译、参考文献-科学参考

单词	草场维护和改良机械
释义	草场维护和改良机械 Encyclopedia 工学畜牧机械释 machinery for grassland improvement and maintenance草场维护和改良机械改良退化的天然草场，更新草场植被和提高牧草产量的机械设备。
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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。