“economic service period”的概念、定义、翻译、参考文献-科学参考

单词	economic service period
释义	economic service period Encyclopedia 经济学经济服务期释 economic service period经济服务期固定资产从投入使用到在经济上不合理而被报废的时间周期。
随便看	linear connectedness linear connection linear constant coefficient difference equation linear constitutive equation linear constraint linear context-free language linear contrast linear control system linear control systems linear control theory linear convergence linear convergence rate linear coordinate linear coordinate system linear correlation linear correlation coefficient linear covariant linear crosstalk linear cryptanalysis linear data structure linear deformation linear-dendritic copolymer linear density linear density of charge linear density of yarn

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。