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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
601Nicotinamide Mononucleotide烟酰胺单核苷酸922000100014
602Nicotinamide N-Methyltransferase烟酰胺N-甲基转移酶10000010002
603Nicotinamide Phosphoribosyltransferase烟酰胺磷酸核糖基转移酶35069300062000457
604Nicotinamide-Nucleotide Adenylyltransferase烟酰胺核苷酸腺嘌呤转移酶00000000000
605Nicotine尼古丁259265185486310750013417
606Nicotinic Acids烟酸类10426152578466408320550611961
607Nicotinic Agonists烟碱激动剂50100010007
608Nicotinic Antagonists烟碱拮抗剂40000010005
609Nicotinyl Alcohol烟醇3060714200000329
610Nictitating Membrane瞬膜5802000000060
611Nidovirales巢状病毒目3270243588791752924064702
612Nidovirales Infections巢状病毒感染84441370827706716595511618773
613Nidus Vespae蜂房888643772250001023
614Niemann-Pick Disease, Type A尼曼-皮克病, A型10000010002
615Niemann-Pick Disease, Type B尼曼-皮克病, B型20000000002
616Niemann-Pick Disease, Type C尼曼-皮克病, C型1211001000015
617Niemann-Pick Diseases尼曼-皮克病116111113000124
618Nifedipine硝苯地平9152381963803932470009884
619Niflumic Acid尼氟灭酸3535100200046
620Nifuratel硝呋拉太100015009000115
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