“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。
随便看	mean refraction mean regression mean relative error mean residence time mean residence time of soil organic matter mean residual life function mean residue weight mean retention time mean return time mean right ascension mean run density means means and methods of warfare mean sea level mean sea-level mean sea level transfer mean sea surface mean shift mean sidereal day mean sidereal second mean sidereal time mean sidereal year means of consumption means of health supervision means of national economic management

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。