“成本收益率”概念、定义、翻译-科学时代

单词	成本收益率
释义	经济学词汇手册 benefit-cost ratio 成本收益率
随便看	electrohydraulic vibration isolation system electrohydrodynamics（EHD） electro-hydrometallurgy electrohysterography electroimmunodiffusion electro-induction electro-ionization laser electro-jamming shell electrojet electrojet electrojet electrokinetic effect electrokinetic effect electrokinetic moment electrokinetic potential electrokinetic potential electrokinetics electrokinetics electro-kinetics electrokinetograph electro-kinetograph electrokymogram electrokymography electrolarynx electroless plating

科学时代收录了1160609条科普词条，基本涵盖了常见科普常识及英语词汇的翻译，是科学学习和研究的有利工具。

benefit-cost ratio