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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
461Oropharynx口咽1154648640416172414600212839
462Orotate Phosphoribosyltransferase乳清酸磷酸核糖基转移酶30000000003
463Orotidine-5´-Phosphate Decarboxylase乳清酸核苷-5´-磷酸脱羧酶00000000000
464Oroxylum Indicum木蝴蝶67375037103000771
465Orphan Drug Production孤儿药生产13221675000000225
466Orphan Nuclear Receptors孤儿核受体类20130423021000279
467Orphanages孤儿院1370261000000200
468Orphenadrine奥芬那君1801000000019
469ortho-Aminobenzoates邻-氨基苯甲酸(酯)类7791847546415000923
470Orthobunyavirus正布尼病毒属8311118001000114
471Orthodontic Anchorage Procedures正畸支持方法1462202640000180
472Orthodontic Appliance Design正畸矫正器设计7603120000082
473Orthodontic Appliances正畸矫正器5134936876766651740006286
474Orthodontic Appliances, Functional正畸矫正器, 功能性65437961243000761
475Orthodontic Brackets正畸托架3801000000039
476Orthodontic Extrusion正畸牙挤出40010000005
477Orthodontic Retainers正畸保持器2104000200027
478Orthodontic Space Closure正畸缺隙闭合10000000001
479Orthodontic Wires正畸金属丝15553622281916430001899
480Orthodontics正畸学18396313245763097328545000423508
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