“历史民族地理”的概念、定义、翻译、参考文献-科学参考

单词	历史民族地理
释义	历史民族地理 Encyclopedia 理学历史民族地理释 historical ethnic geography 历史民族地理研究历史时期出现的民族及民族共同体的起源与地域分布、迁徙与演变趋势等问题的学科。是历史人文地理学的一个分支。
随便看	fraction abrasion properties fractional fractional arithmetic fractional-bit-shift corrector fractional Brownian motion fractional calculus fractional chain yield fractional charge fractional condensation fractional congruence fractional crystallization fractional cultivation fractional cumulative yield fractional cut fractional cutting-plane algorithm fractional D branes fractional D-branes fractional derivative fractional derivative and integral fractional differential fractional differential equation fractional differential integral equation fractional differential-integral equation fractional differential operator fractional differentiation

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。