“evaluation of grassland productivity grade”的概念、定义、翻译、参考文献-科学参考

单词	evaluation of grassland productivity grade
释义	evaluation of grassland productivity grade Encyclopedia 农学草地生产力等级评价释 evaluation of grassland productivity grade草地生产力等级评价以草地牧草品质的优劣定等，以草地牧草产量的高低定级的评估方法。
随便看	fundamental space fundamental star fundamental straight line fundamental string fundamental strings fundamental structure theorem fundamental subjects of rehabilitation fundamental submanifold fundamental subspace fundamental substitution fundamental surface fundamental surveying and mapping fundamental symmetric polynomial fundamental symmetry fundamental symmetry operator fundamental system fundamental system of equations fundamental system of neighborhoods fundamental system of neighborhoods (of zero element) fundamental system of neighborhoods of zero element fundamental system of solutions fundamental tensor fundamental test fundamental tetrahedron fundamental theology

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