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铁锰结核是广泛存在于土壤中的一种新生体,并常作为土壤的诊断性指标。研究铁锰结核的性质,不仅有助于揭示结核本身的形成过程,而且还可以判断土壤发生条件,揭
Ferromanganese nodules are a newborn widely found in soil and are often used as diagnostic indicators of soils. Studying the nature of Fe-Mn nodules will not only help to reveal the formation of TB itself, but also determine the conditions under which soil is exposed