“grassland primary productivity”的概念、定义、翻译、参考文献-科学参考

单词	grassland primary productivity
释义	grassland primary productivity Encyclopedia 农学温带草原资源释 grassland primary productivity草地第一性生产力草地生态系统中，绿色植物通过光合作用固定太阳能的总能量。又称草地初级生产力。
随便看	null infinity nulling nulling coronagraph nulling interferometer nulling interferometry nulling optics nulling phenomenon null interval nullipotency nullisome nullisomic nullisomy nullity nullity index nullity of a critical point nullity of a graph nullity of a linear mapping nullity of a linear operator nullity of a linear transformation nullity of a link nullity of a manifold nullity of a matrix nullity of an operator nullity of a space nullity of a transformation

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。