输入中文或英文主题词:
英文主题词首字母导航: A B C D E F G H I J K L M N O P Q R S T U V W X Y Z
共有记录 3487 条,  当前是第 115 页,  首页  上一页  下一页  尾页   /175     
   
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
2281Polyribonucleotides聚核糖核苷酸类157019591116120001678
2282Polyribosomes多核糖体1294619021000001493
2283Polysaccharide-Lyases多糖裂合酶类18857215214630150002174
2284Polysaccharides多糖类1210443503103745694346976286817054144876
2285Polysaccharides, Bacterial多糖类, 细菌65914177371742634730008052
2286Polysomnography多道睡眠描记术2456805745366230003198
2287Polysorbates聚山梨醇酯类4166173121000446
2288Polystichum耳蕨属1000000000010
2289Polystyrenes聚苯乙烯1247374337811750151824
2290Polytene Chromosomes多线染色体8303000000086
2291Polytetrafluoroethylene聚四氟乙烯1370161603095133041610
2292Polythiazide泊利噻嗪10000000001
2293Polyubiquitin聚泛素1845000000027
2294Polyunsaturated Alkamides多不饱和氨基醇124462139108213330001601
2295Polyurethanes聚氨基甲酸酯类1661692382511211640022407
2296Polyuria多尿278321101533220003055
2297Polyvinyl Alcohol聚乙烯乙醇1361791941603380001691
2298Polyvinyl Chloride聚氯乙烯25503338341662393150423561
2299Polyvinylpyridine N-Oxide克矽平148021100000152
2300Poncirus枳属6002201200067
共有记录 3487 条,  当前是第 115 页,  首页  上一页  下一页  尾页   /175