“city hierarchy”的概念、定义、翻译、参考文献-科学参考

单词	city hierarchy
释义	city hierarchy Encyclopedia 工学总论释 city hierarchy城市等级在区域城市体系中，按照城市人口规模排列成的顺序体系。
随便看	wetland water tourism wet-mate water-tight connector wet merger wet method spinning machine wet modulus wetness wet-oxidationprocess wet pad cooling system of poultry house wet paper codes wet permanent magnetic drum separator wet pipe system wet processing wet-process phosphoric acid wet process production of fish meal wet reaction Wets wet scrubbing wet shotcreting wet spinning wet-stable wet strength wet sulphuric acid wettability wettability of polymer materials wettability phenomenaof rock

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。