“umbric epipedon”的概念、定义、翻译、参考文献-科学参考

单词	umbric epipedon
释义	umbric epipedon Encyclopedia 农学土壤诊断表层释 umbric epipedon暗瘠表层有机碳含量高或较高，但盐基不饱和的暗色腐殖质表层。与暗沃表层相对应。中国土壤系统分类诊断表层之一。
随便看	binary logic binary mask binary matrix binary matroid binary medium reservoir binary memory binary merge binary millisecond pulsar binary mixed hydrate binary notation binary nucleation of H2O-H2SO4 system binary number binary number system binary numeration binary operation binary operator binary opposition binary optics binary p-adic group binary partition binary phase diagrams binary place binary planet binary plot binary point

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