“comparing alternatives”的概念、定义、翻译、参考文献-科学参考

单词	comparing alternatives
释义	comparing alternatives Encyclopedia 工学工程经济学释 comparing alternatives工程技术方案比选当一个项目存在多种备选的工程技术方案时，按照工程经济学的分析方法选择适当的经济评价指标，对多个方案的经济效益进行比较，选出具有最佳投资效果方案的过程。
随便看	ultra-red ultraregular space ultraregular topology ultrarelativistic ultra-relativistic electron ultra-relativistic particle ultrarelativistic particle ultra-relativistic quantum molecular dynamics model ultra-relativistic quantum molecular dynamics model, UrQM ultrareliable ultra-scan ultrascheme ultra-sensitivity ultrasensitivity ultra-shallow junction ion implantation ultrashort antenna ultra short baseline localization ultra short base line positioning ultra short baseline positioning system ultra short laser pulse ultra-short laser pulse ultrashort laser pulse ultra short optical pulse width calibration ultra-short-period binary ultra-short-period B star

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。