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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
561Antisepsis防腐法54653635153936731066481
562Atrial Septum房间隔164821186261740001893
563Atrioventricular Block房室传导阻滞1021745436128129200010849
564Atrioventricular Node房室结3208311431812900003421
565Amplifiers放大器2014639036202230012555
566Actinoid Series Elements放射元素44061064092822122530285287
567Autoradiography放射自显影术1360286432720001466
568Actinobacillosis放线杆菌病10000000001
569Actinobacillus Infections放线杆菌感染20000000002
570Actinobacillus放线杆菌属2623481812002318
571Actinomycosis放线菌病43441652100001481
572Actinomycosis, Cervicofacial放线菌病, 颈面00000000000
573Actinomycetaceae放线菌科165412011520251240001950
574Actinomycetales放线菌目153366621360520811115820418137
575Actinomycetales Infections放线菌目感染868106826242452349684613986025104419
576Actinomyces放线菌属164412011420251240001939
577Actinobacteria放线细菌纲206789961691101891164172801624841
578Aircraft飞机2546592149846053074204
579Atypical Bacterial Forms非典型性细菌114511192111900001207
580Aneugens非整倍体诱变剂30000000003
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