“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	difference base difference between injection and production pressures difference boundary-value problem difference bundle difference cochain difference cocycle difference coefficient difference cokernel difference correction difference-cover difference differential equation difference-differential equation difference distribution difference element difference equation difference family difference formula difference Fourier synthesis difference frequency difference frequency distortion difference-frequency distortion difference game difference group difference hierarchy difference interval

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。