MBN

Kinds of enzyme activity, MBC, MBN are closely related to OM.

5种酶活性、MBC、MBN与有机质密切相关。

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Soil LFOC, MBC and MBN all increased with the number of growing years.

表层土壤(0-20cm) 的轻组有机碳(LFOC) 、 微生物体碳(MBC)和氮(MBN)均随生长年限的增加而增加.

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Retanning agent MBN of complexing polymer

分子复合聚合物复鞣剂MBN

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The influence of long-term fertilization on MBN and acid hydrolysable organic nitrogen ( AHON) fractions in paddy soil were studied.

本文旨在研究长期不同施肥处理对稻田土壤MBN和酸解有机氮（AHON）及其组分的影响。

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The effects of riboflavin, niacinamide and zinc on the mutagenicity of methylbenzylnitrosamine ( MBNA) were examined with the mutagenesis assay at hypoxanthine-guanine phosphoribosyltransferase ( HGPRT) locus in Chinese ovary ( CHO) cells ( CHO/ HGPRT system).

采用CHO细胞HGPRT位点突变测定系统观察了核黄素、尼克酰胺和锌等微量营养素对甲基苄基亚硝胺（MBNA）致细胞突变作用的影响。

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In order to decrease the attribute independence assumption which is made by Naive Bayesian, a new Bayesian model MBN ( Mixed Naive Bayes) is introduced.

为了降低朴素贝叶斯分类模型的独立性假设约束，提出一种混合式朴素贝叶斯分类模型（MBN：Mixed Naive Bayes）。

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Although there was poor content of MBC, MBN and MBP, their biological validity was very obvious.

MBC、MBN和MBP含量虽少，生物有效性却很明显。

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