“四环素类抗生素”的概念、定义、翻译、参考文献-科学参考

单词	四环素类抗生素
释义	四环素类抗生素 Encyclopedia 医学四环素类抗生素释 tetracyclines四环素类抗生素由四个苯环或氢化苯环直向并联组成的抗生素。工学四环素类抗生素释 tetracycline-antibiotic四环素类抗生素因其含有并四苯母核而得名，是一类广谱高效抗生素药物家族的泛称。理学四环素类抗生素释 tetracycline-antibiotic四环素类抗生素从链霉菌属不同菌株发酵后提取的一类抗生素。 Chemistry ＞有机化学＞天然产物及药物＞释义 tetracycline-antibiotic四环素类抗生素
随便看	proportional region proportional regulator proportional regulatory systems proportional relation proportional relations among agriculture,light industry and heavy industry proportional relations among primary industry,secondary industry and tertiary industry proportional representation proportional sampling proportional selection proportional sequence proportional stratified sampling proportional subclass number proportional trapping proportional valve proportional variable proportion by addition proportion by addition and subtraction proportion by alternation proportion by subtraction proportioner proportion of nonconforming items proportion of piped onto premises proportion of soil erosion control proportion of wind and solar power generation in electricity production proportion relationship between accumulation and consumption

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。