“人口重心”的概念、定义、翻译、参考文献-科学参考

单词	人口重心
释义	人口重心 Encyclopedia 法学人口释 gravity centre of population人口重心在假设一个国家或地区为质地均匀的平面、平面上每个人等重的条件下，使平面保持平衡的支点。
随便看	drawing force drawing frame drawing-in drawing layer Drawing Lots from the Golden Urn drawing machine drawing-making drawing member Drawing Meridian Diagram Drawing of Artifacts Drawing of Features drawing of screw thread drawing of standard part drawing of threaded fastener drawing-room game Drawings and Descriptions of Official School Buildings drawings of lecturing drawing speed drawing square grid with Chinese unit of length Li Drawing sword Drawing Sword Action drawing texture drawing tools drawing without replacement drawing with replacement

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。