“城市等级”的概念、定义、翻译、参考文献-科学参考

单词	城市等级
释义	城市等级 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	light spot seismograph light stabilizer light stabilizer; photostabilizer light starting point constraint light step light stimulated fluorescent photography light stimulated luminescengt photography light stimulated phosphorescent photograph light stress light telesthesia light temperature accumulation light-temperature response characteristics light-tight light time light time correction light tracing light traffic light-transfer light transmission light-transmission coefficient light transmittance light transmitting fiber light transport theory light trap light traping

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。