“推拉理论”的概念、定义、翻译、参考文献-科学参考

单词	推拉理论
释义	推拉理论 Encyclopedia 法学人口理论释 "push-pull" theory推拉理论一种解释推力和拉力在人口迁移中作用的人口迁移理论。
随便看	safety culture consciousness safety culture construction safety culture construction demonstration enterprise safety culture construction method safety culture identification system safety culture manual safety culture mechanism safety culture principles safety culture propaganda safety culture system safety data sheet safety decision making safety decision making method safety decision of engineering project construction safety decision type safety degree education safety degree of gas drainage safety depth safety design safety detonating control System of conventional warhead safety device of pressure machinery safety distance safety distance of explosives safety driving assist technology safety early warning of rock engineering

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。