“出生性别比”的概念、定义、翻译、参考文献-科学参考

单词	出生性别比
释义	出生性别比 Encyclopedia 法学生育率释 sex ratio at birth出生性别比在特定的时间和空间范围内出生时的活产男婴数与活产女婴数之比。又称出生人口性别比、第一性别比。
随便看	infinite cardinal number infinite chain infinite classical group infinite complex infinite conductivity infinite continued fraction infinite continuous group infinite convex body infinite cosine product integral infinite covering infinite cycle infinite dam infinite decimal infinite decimal expansion infinite derivative infinite descent infinite determinant infinite differentiability infinite dimension infinite-dimensional infinite-dimensional analog infinite-dimensional analysis infinite-dimensional ball infinite-dimensional bicompactum infinite-dimensional complex

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。