“经济寿命”的概念、定义、翻译、参考文献-科学参考

单词	经济寿命
释义	经济寿命 Encyclopedia 工学工程经济学释 economic service life经济寿命资产从投入使用开始，随着使用价值的降低和维护费用的升高，导致继续使用该资产在经济上不再合理而被更新所经历的时间，即资产的等额年总成本（包括购置成本和运营成本）最低，或等额年净收益最高的期限。经济寿命是由有形磨损和无形磨损共同决定的，通常小于资产的自然寿命。
随便看	Explanation of Words in Dunhuang Narrative Literature Explanation on the“Classic of Materia Medica” Explanations and Annotations to Zuo's Commentary and Discourses of the States Explanations and Examples of Textual Criticism Explanations of Ancient Chinese Explanations of Appellations Explanations of Synonyms Explanations to the Classic of Poetry Explanation to Gongyang's Commentary on the Spring and Autumn Annals,block-printed edition by Yu Renzhong Wanjuantang,second year of Chunxi era,Song Dynasty Explanation to Gongyang's Commentary on the Spring and Autunm Annals Explanation to the Classic of Poetry explanatory and combinatorial dictionary explanatory definition Explanatory Dictionary of Erya Explanatory Dictionary of Expanded Erya explanatory note Explanatory Notes to the Book of Songs explanatory variable explant explement of angle explication explicit explicit Adams formula explicit artificial boundary conditions explicitation in translation

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。