“四环素”的概念、定义、翻译、参考文献-科学参考

单词	四环素
释义	四环素 Encyclopedia 理学四环素释 tetracycline四环素由金色链霉菌发酵得到的广谱抗生素，分子式C22H24N2O8，分子量444.43。是四环素类抗生素中代表性的化合物。 Chemistry ＞有机化学＞天然产物及药物＞释义 tetracycline四环素 Biology tetracycline四环素
随便看	Bredon theory of modules Bredt's rule bred variety of grass plant breech-loading gun breech-sight breeder breeder reactor breeding breeding by backcrossing breeding by cell engineering in aquatic animal breeding by crop DNA marker-assisted selection breeding by distant hybridization breeding by selection breeding cycle breeding factor breeding-fire breeding for forage quality breeding for nutrient efficiency breeding for resistance to disease and insect breeding for stress tolerance breeding gilt house breeding ground breeding material breeding nursery of forage plants breeding objectives for forage plants

科学参考收录了854744条科技类词条，基本涵盖了常见科技类参考文献及英语词汇的翻译，是科学学习和研究的有利工具。