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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
101Nylidrin布酚宁741514026000103
102Nidovirales Infections巢状病毒感染830411463129539169563910621705
103Nidovirales巢状病毒目298119127997624406760164583
104Nitrilotriacetic Acid次氮基三乙酸1603000000019
105Needling Methods刺法1633343516673794210312920219092
106Nectria丛赤壳属40000000004
107Neurospora crassa粗糙链孢霉1101000000012
108Natriuretic Agents促尿钠排泄剂594227189601154290006807
109Natriuretic Peptides促尿钠排泄肽类706645847531789180008207
110Nigella damascena大马士革黑种草属10030000004
111Needle-Substituted Pills代针丸50000000005
112Nauclea Officinalis胆木5165300900074
113Novirhabdovirus弹状病毒属2400000000024
114Nitrogen11097139311442874332255601614274
115Nitrogen Radioisotopes氮放射性同位素1400000000014
116Nitrogen Compounds氮化合物590183218361821423753663084305569273
117Nitrogen Mustard Compounds氮芥化合物80702924361473523490009052
118Nitroblue Tetrazolium氮蓝四唑4901000000050
119Nitrergic Neurons氮能神经元11381201301551100001419
120Nitrogen Isotopes氮同位素2215200000030
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