“土壤层次”的概念、定义、翻译、参考文献-科学参考

单词	土壤层次
释义	土壤层次 Encyclopedia 农学土壤层次释 soil horizon土壤层次土壤剖面的构造单元。泛指不同层位的土层，或非成土作用形成的土层。简称土层。
随便看	pontophile Pontrjagin class Pontryagin Pontryagin character Pontryagin characteristic class Pontryagin characteristic number Pontryagin class Pontryagin duality Pontryagin duality theorem Pontryagin duality theory Pontryagin invariant Pontryagin-Kuratowski theorem Pontryagin maximum principle Pontryagin multiplication Pontryagin number Pontryagin operation Pontryagin product Pontryagin space Pontryagin square Pontryagin surface Pontryagin theorem Pontryagin van Kampen duality theorem Pontryagin-van Kampen duality theorem Pontypool japanned wares Pontécoulant crater

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