“成本对象”概念、定义、翻译-科学时代

单词	成本对象
释义	请查阅成本对象--成本目标
随便看	population coverage population crisis Population Crisis Committee population curve population cycle population cycle population decline population decrease population decrement population density population density population density population density population density population density population density population density population density population density population density population density population development population dispersion population distribution population distribution

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。