“面先露”的概念、定义、翻译、参考文献-科学参考

单词	面先露
释义	面先露 Encyclopedia 医学胎位异常释 face presentation面先露胎头极度仰伸，使枕部靠近胎背，以胎儿下颏骨作为先露指示点时的胎先露。
随便看	semisimple part semi simple rank semi-simple rank semisimple rank semisimple representation semisimple ring semisimple subalgebra semisimple subclass semisimple superalgebra semisimple symmetric space semisimple universal algebra semisimple variety semisimplicial semisimplicial chain complex semisimplicial complex semisimplicial group semisimplicial mapping semisimplicial resolution semisimplicial set semisimplicity semi-singular vector semi small semi-small semi-smooth semi-smooth equation

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。