“urban primacy”的概念、定义、翻译、参考文献-科学参考

单词	urban primacy
释义	urban primacy Encyclopedia 经济学城市规模释 urban primacy城市首位度一国或区域内首位(规模最大的)城市与其第二位(规模次大的)城市的人口数之比。反映一个国家或地区最大城市的重要程度。
随便看	greenhouse effect of landfill gas greenhouse environment parameter monitor greenhouse facilities greenhouse flowers greenhouse forced ventilation greenhouse fugitive emissions green house gas greenhouse gas greenhouse gas analysis green house gas control green-house gas emission green-house gas emission of energy system greenhouse gas emission reduction action greenhouse gas emission reduction management greenhouse gas emissions inventory management greenhouse gas emissions trading greenhouse gases greenhouse gases analysis greenhouse gases emission from rangeland greenhouse gases trading system greenhouse gas flux greenhouse gas observation apparatus greenhouse heating greenhouse heat insulation greenhouse high temperature treatment

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。