“preschool education policy”的概念、定义、翻译、参考文献-科学参考

单词	preschool education policy
释义	preschool education policy Encyclopedia 教育学教育政策学释 preschool education policy学前教育政策协调学前教育发展过程中内外部各种利益关系的行为准则。
随便看	surface roughening surface roughness surface roughness detection surface roughness metrology standard device surface roughness transducer surface rumpling surface runoff surface runoff control surface runoff in China surface runoff wastewater surface sacrificial layer process surface safety valve surface scattering surface scattering model surface science surface segregation surface servo surface set diamond bit surface sheath surface sheath superconductivity surface singularity surface sliding surface soil pollen surface sound channel surface sound velocimeter

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。