“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	super heated state super-heated state superheater superheater hanger tube superheater tube burst superheating phenomenon superheavy atom superheavy boson superheavy element superheavy nuclei superheavy nuclei, SHN superheavy nucleus superhelix super-heterodyne superheterodyne super-heterodyne laser interferometry superheterodyne receiver superheterodyne receiving super-high density super high power light-emitting diode package super high resolution microscope super high slope super-high strength wrought aluminum alloy super high vacuum system superhilac

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。