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序号英文主题词中文主题词命中文献数量(篇)
期刊博硕士论文会议论文报纸年鉴成果专利国家标准行业标准标准总计
661Nitrate Reductases硝酸盐还原酶类48310748020000577
662Nitrates硝酸盐(酯)类627213749131015233980107305
663Nitrazepam硝西泮45401038102000505
664Nitrendipine尼群地平139384857127140001539
665Nitrergic Neurons氮能神经元54316551180000624
666Nitric Acid硝酸93471619163651620571001110903
667Nitric Oxide一氧化氮175584421133125802205000019608
668Nitric Oxide Donors一氧化氮供体324165132424000424
669Nitric Oxide Synthase一氧化氮合酶94933827693031811900010805
670Nitric Oxide Synthase Type I一氧化氮合酶Ⅰ型30000000003
671Nitric Oxide Synthase Type II一氧化氮合酶Ⅱ型60000000006
672Nitric Oxide Synthase Type III一氧化氮合酶Ⅲ型70000000007
673Nitrification硝化作用6618240000000108
674Nitriles腈类12110100681101930391201313095
675Nitrilotriacetic Acid次氮基三乙酸2203000000025
676Nitrite Reductase (NAD(P)H)亚硝酸盐还原酶(NAD(P)H)00000000000
677Nitrite Reductases亚硝酸盐还原酶类1965000000030
678Nitrites亚硝酸盐类769112840863141584078923
679Nitro Compounds硝基化合物41061367161615581661353101501745245
680Nitroanisole O-Demethylase硝基茴香醚邻脱甲基酶00000000000
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