“single circulation”的概念、定义、翻译、参考文献-科学参考

单词	single circulation
释义	single circulation Encyclopedia 理学脊椎动物亚门释 single circulation单循环除肺鱼类外，不管是无颌类的头甲纲，还是软骨鱼纲和硬骨鱼纲的鱼类，血液循环都是单循环。
随便看	singular cell singular chain singular chain complex singular chain group singular circle singular cochain singular cochain complex singular cocycle singular coefficient singular cohomology singular cohomology group singular cohomology ring singular collineation singular complex singular component singular configuration singular congruence singular conic singular continued fraction singular control singular coordinate singular correlation singular correspondence singular critical lattice singular cube

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。