“次级生产--第二级生产”概念、定义、翻译-科学时代

单词	次级生产--第二级生产
释义	市场营销词汇手册 secondary production 第二级生产，次级生产
随便看	leveraged takeover leverage effect leverage factor leverage foreign exchange trading leverage item leverage lease leverage point leverage ratio leverage ratio leverage ratio leverage value lever and weight loaded safety valve lever arm lever drive levered suspension landing gear leveret leveret lever lock lever of control lever pin lever press Leverrier ring lever rule lever rule lever stop

科学时代收录了1160609条科普词条，基本涵盖了常见科普常识及英语词汇的翻译，是科学学习和研究的有利工具。

secondary production