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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
541Pheretima地龙198340118266410870002508
542Pricking Needling点刺1515201904445130001791
543Point Mutation点突变273635335926312110003527
544Potassium Iodide碘化钾11393046246411041257
545Potentiometry电位测定法2150130211000232
546Pteridines蝶啶类1445849679512449171113901117325
547Pterins蝶呤类1163341159282386608940413735
548Pteroylpolyglutamic Acids蝶酰多谷氨酸类00000000000
549Pseudomonas syringae丁香假单胞菌2125000000028
550Parietal Lobe顶叶1074467862200001208
551Proestrus动情前期8644000000094
552Peptones胨类48518102201000518
553Peperomia豆瓣绿属2710200200032
554Pachyrhizus豆薯属2500400100030
555Putamen豆状核壳00000000000
556Poxviridae痘病毒科11855436105910382061445
557Poxviridae Infections痘病毒科感染16561250235102321062004
558Physostigmine毒扁豆碱3533713405000385
559Physostigma毒扁豆属00000000000
560Poisons毒物62813951238033351140117325
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