“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	investigation of drug crimes investigation of earth materials investigation of fishery environment investigation of geological disaster investigation of grassland rodent pest investigation of land ownership investigation of marine sediment dynamics investigation of patoral plant disease investigation of public security cases investigation of reservoir immersion investigation of reservoir leakage investigation of rock materials investigation of sand-gravel aggregate investigation of shallow structure Investigation of Stele Inscription Investigation on Clay Seals Investigation on the Classic of Poetry investigation period investigation personnel investigation procedure Investigations by Imperial Commissioners investigation supervision investigation system Investigation Team of League of Nations investigation team of national bureau of statistics

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。