“return on investment”的概念、定义、翻译、参考文献-科学参考

单词	return on investment
释义	return on investment Encyclopedia 经济学投资收益率释 return on investment投资收益率投资项目达到设计产能后在正常年份的年净收益总额与期初建设投资总额的比率，或者投资净收益与总投资额的比率。
随便看	special vehicles special welfare special woodworking machine tool special word in chemical manufactory special workover special zero special λ-ring speciatioin analysis of organometallic compounds speciation speciation analysis speciation analysis of trace element species Species 2000 species-abundance distribution species abundance distribution pattern species analysis species analyzed atomic fluorescence spectrometer species-analyzed atomic fluorescence spectrometer species-area relationship species cataloging species coexistence species coexistence theory species composition of plant community species differences in drug reaction species distribution model

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。