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

单词	fetus circulation
释义	fetus circulation Encyclopedia 农学排卵控制释 fetus circulation胎儿循环胎儿通过胎盘与母体进行的物质和气体交换。
随便看	orientation behavior of livestock orientation birefringence orientation class orientation cohomology class orientation correction orientation cultivation orientation effect orientation fluctuation orientation force orientation homology class orientation manifold orientation of a manifold orientation of a simplex orientation of a space orientation of a surface orientation of reference ellipsoid orientation parameter orientation phase orientation polarization orientation-preserving orientation-preserving automorphism orientation-preserving isomorphism orientation-preserving mapping orientation quantization orientation reaction

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。