“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	Ruan Zhangjing Ruapehu Volcano ru atom frequency standard Ru based superconductor Ru-based superconductor rubato ruba’i quatrains rubber rubber and plastic magnetic materials rubber band skipping rubber-belt sorter rubber blight rubber calender molding rubber compounding rubber covered roller rubber dam rubber-die drawing rubber flexible plate rubber footwear rubber-hand illusion rubber industry rubber latex rubber metal composite spring rubber physical evidence rubber plate laser engraving system

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。