“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	steam distributing system of steam turbine steam-driven feed water pump steamed steamed feather steam ejection vacuum pump steam ejector refrigeration system steam engine steamer chamber steam excited vibration steam explosion steam-fixed green tea steam flooding steam flow standard device steam gasification steam generator steam generator materials for nuclear power plant steam generator with electric heating element steam huff and puff production technology steaming steaming big data steaming bone tidal fever Steam injected Gas turbine steam injection plant steam jet heat pump steam jet refrigeration cycle

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。