“economic migration”的概念、定义、翻译、参考文献-科学参考

单词	economic migration
释义	economic migration Encyclopedia 法学〔基本理论〕释 economic migration经济性移民人类以改善个体、家庭、族群的生产生活环境、社会经济条件及提高经济收入、生活质量为主要目的进行的，人口在不同城市、地区、国家间的流动和迁移；广义也包括投资、教育、商业、劳动、就业、婚姻等不同原因驱动的人口迁移活动。
随便看	sum of ideals sum of irrational radicals sum of linear convolution sum of matrices sum of numbers sum of operators sum of order types sum of ordinal numbers sum of powers sum of powers conjecture sum of prime factors sum of products sum of random many of random variables sum of sequences sum of series sum of sets sum of square deviations sum of squares sum of squares between classes sum of squares for partial regression sum of squares function sum of squares of residues sum of squares within classes sum of submodules sum of subspaces

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。