“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	forward crosstalk forward derivative forward derivative function forward design forward difference forward difference operator forward difference quotient forward differentiability forward Dini derivative forward dynamics forward elimination forward elimination and backward substitution forward engineering forward equation forward error forward error analysis forward error-correcting forward error correction forward Euler method forward flux sampling method forward gene mutation forward genetics forward genetics screening forward geochemical modeling forward graph search motion planning

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。