“经济服务期”的概念、定义、翻译、参考文献-科学参考

单词	经济服务期
释义	经济服务期 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	material intrinsic length material irritation materialism Materialism and Empirio-criticism materialism of the old type materialist conception of history materialistic criminal psychology materialistic education Materiality materiality materialization materialized query table material law material level measurement Material Library material,light reflection model,and light scattering model material management system material measure material metabolism analysis material misstatement material mixing material modeling material modification material mutagenicity material nonlinearity

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。