“sex ratio”的概念、定义、翻译、参考文献-科学参考

单词	sex ratio
释义	sex ratio [`seks ´rā·shō] ^BIOLOGY The relative proportion of males and females in a population.
随便看	Q machine Q-machine plasma Q magnitude Q meter Q multiplier Q point QPRK QPSK qr QRS complex qr tr Q signal QSO QSS Q-switched laser qt quad quadded cable quadded redundancy quad density quad in-line quadrangle quadrant quadrantal angle quadrantal correctors

科学参考收录了103327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。