“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	ondograph ondometer Ondo State Ondrejov Astrophysical Observatory onductors&wires of overhead transmission line onduloid on duty arrangement of hydropower station one-act play One and Eight one and only one one-armed antibody one-armed router One-Armed Swordsman one-aside network one atom at a time chemistry one-atom-at-a-time chemistry one bath dyeing process one bath two steps dyeing one-bill coverage system one boat purse seine fishing one-boat seining with bagnet one-boson exchange potential one-boson exchange potential, OBEP one-button alarming commanding system one carbon unit

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